1400450055 has 16 divisors (see below), whose sum is σ = 2372527584. Its totient is φ = 702970880.

The previous prime is 1400450053. The next prime is 1400450063. The reversal of 1400450055 is 5500540041.

It is not a de Polignac number, because 1400450055 - 2¹ = 1400450053 is a prime.

It is a super-2 number, since 2×1400450055² = 3922520713099006050, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1400450053) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2745726 + ... + 2746235.

It is an arithmetic number, because the mean of its divisors is an integer number (148282974).

Almost surely, 2^1400450055 is an apocalyptic number.

1400450055 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1400450055 is a deficient number, since it is larger than the sum of its proper divisors (972077529).

1400450055 is a wasteful number, since it uses less digits than its factorization.

1400450055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5491986.

The product of its (nonzero) digits is 2000, while the sum is 24.

The square root of 1400450055 is about 37422.5874973925. The cubic root of 1400450055 is about 1118.8088034175.

Adding to 1400450055 its reverse (5500540041), we get a palindrome (6900990096).

The spelling of 1400450055 in words is "one billion, four hundred million, four hundred fifty thousand, fifty-five".