10551140400 has 60 divisors (see below), whose sum is σ = 33798823592. Its totient is φ = 2813637120.

The previous prime is 10551140399. The next prime is 10551140417. The reversal of 10551140400 is 404115501.

It is a tau number, because it is divible by the number of its divisors (60).

It is a super-2 number, since 2×10551140400² (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 11 ways as a sum of consecutive naturals, for example, 4395109 + ... + 4397508.

Almost surely, 2^10551140400 is an apocalyptic number.

10551140400 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10551140400 is an abundant number, since it is smaller than the sum of its proper divisors (23247683192).

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

10551140400 is a wasteful number, since it uses less digits than its factorization.

10551140400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8792638 (or 8792627 counting only the distinct ones).

The product of its (nonzero) digits is 400, while the sum is 21.

Adding to 10551140400 its reverse (404115501), we get a palindrome (10955255901).

The spelling of 10551140400 in words is "ten billion, five hundred fifty-one million, one hundred forty thousand, four hundred".