2254405545 has 24 divisors (see below), whose sum is σ = 4465870656. Its totient is φ = 1030585248.

The previous prime is 2254405519. The next prime is 2254405589. The reversal of 2254405545 is 5455044522.

2254405545 is a `hidden beast` number, since 22 + 54 + 40 + 5 + 545 = 666.

It is not a de Polignac number, because 2254405545 - 2⁸ = 2254405289 is a prime.

It is a super-2 number, since 2×2254405545² = 10164688722653494050, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3578107 + ... + 3578736.

It is an arithmetic number, because the mean of its divisors is an integer number (186077944).

Almost surely, 2^2254405545 is an apocalyptic number.

It is an amenable number.

2254405545 is a deficient number, since it is larger than the sum of its proper divisors (2211465111).

2254405545 is a wasteful number, since it uses less digits than its factorization.

2254405545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7156861 (or 7156858 counting only the distinct ones).

The product of its (nonzero) digits is 160000, while the sum is 36.

The square root of 2254405545 is about 47480.5807146459. The cubic root of 2254405545 is about 1311.2253835267.

The spelling of 2254405545 in words is "two billion, two hundred fifty-four million, four hundred five thousand, five hundred forty-five".