51456054 has 16 divisors (see below), whose sum is σ = 110828592. Its totient is φ = 15832608.

The previous prime is 51456049. The next prime is 51456061. The reversal of 51456054 is 45065415.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 329769 + ... + 329924.

It is an arithmetic number, because the mean of its divisors is an integer number (6926787).

Almost surely, 2^51456054 is an apocalyptic number.

51456054 is an abundant number, since it is smaller than the sum of its proper divisors (59372538).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

51456054 is a wasteful number, since it uses less digits than its factorization.

51456054 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 659711.

The product of its (nonzero) digits is 12000, while the sum is 30.

The square root of 51456054 is about 7173.2875308327. The cubic root of 51456054 is about 371.9450867029.

The spelling of 51456054 in words is "fifty-one million, four hundred fifty-six thousand, fifty-four".