55905363 has 8 divisors (see below), whose sum is σ = 82822800. Its totient is φ = 37270224.

The previous prime is 55905331. The next prime is 55905373. The reversal of 55905363 is 36350955.

55905363 is a `hidden beast` number, since 5 + 590 + 5 + 3 + 63 = 666.

It is not a de Polignac number, because 55905363 - 2⁵ = 55905331 is a prime.

It is a super-2 number, since 2×55905363² = 6250819224323538, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (55905313) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1035258 + ... + 1035311.

It is an arithmetic number, because the mean of its divisors is an integer number (10352850).

Almost surely, 2^55905363 is an apocalyptic number.

55905363 is a deficient number, since it is larger than the sum of its proper divisors (26917437).

55905363 is a wasteful number, since it uses less digits than its factorization.

55905363 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2070578 (or 2070572 counting only the distinct ones).

The product of its (nonzero) digits is 60750, while the sum is 36.

The square root of 55905363 is about 7476.9888992829. The cubic root of 55905363 is about 382.3705982884.

The spelling of 55905363 in words is "fifty-five million, nine hundred five thousand, three hundred sixty-three".