10551001554 has 48 divisors (see below), whose sum is σ = 24026184000. Its totient is φ = 3339867168.

The previous prime is 10551001523. The next prime is 10551001603. The reversal of 10551001554 is 45510015501.

10551001554 is a `hidden beast` number, since 1 + 0 + 5 + 5 + 100 + 1 + 554 = 666.

It is a super-2 number, since 2×10551001554² (a number of 21 digits) 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, 34129 + ... + 149220.

It is an arithmetic number, because the mean of its divisors is an integer number (500545500).

Almost surely, 2^10551001554 is an apocalyptic number.

10551001554 is an abundant number, since it is smaller than the sum of its proper divisors (13475182446).

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

10551001554 is a wasteful number, since it uses less digits than its factorization.

10551001554 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 183519 (or 183516 counting only the distinct ones).

The product of its (nonzero) digits is 2500, while the sum is 27.

The spelling of 10551001554 in words is "ten billion, five hundred fifty-one million, one thousand, five hundred fifty-four".