551910963 has 12 divisors (see below), whose sum is σ = 754274264. Its totient is φ = 358963200.

The previous prime is 551910943. The next prime is 551911021. The reversal of 551910963 is 369019155.

It is not a de Polignac number, because 551910963 - 2¹⁸ = 551648819 is a prime.

It is a super-2 number, since 2×551910963² = 609211422159174738, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (551910913) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 49678 + ... + 59763.

Almost surely, 2^551910963 is an apocalyptic number.

551910963 is a deficient number, since it is larger than the sum of its proper divisors (202363301).

551910963 is a wasteful number, since it uses less digits than its factorization.

551910963 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 109526 (or 109485 counting only the distinct ones).

The product of its (nonzero) digits is 36450, while the sum is 39.

The square root of 551910963 is about 23492.7853393334. The cubic root of 551910963 is about 820.2690783605.

The spelling of 551910963 in words is "five hundred fifty-one million, nine hundred ten thousand, nine hundred sixty-three".