10554121554 has 64 divisors (see below), whose sum is σ = 22573347840. Its totient is φ = 3282370560.

The previous prime is 10554121531. The next prime is 10554121579. The reversal of 10554121554 is 45512145501.

It is a happy number.

It is a super-2 number, since 2×10554121554² (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 31 ways as a sum of consecutive naturals, for example, 6218434 + ... + 6220130.

It is an arithmetic number, because the mean of its divisors is an integer number (352708560).

Almost surely, 2^10554121554 is an apocalyptic number.

10554121554 is an abundant number, since it is smaller than the sum of its proper divisors (12019226286).

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

10554121554 is a wasteful number, since it uses less digits than its factorization.

10554121554 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2915.

The product of its (nonzero) digits is 20000, while the sum is 33.

The spelling of 10554121554 in words is "ten billion, five hundred fifty-four million, one hundred twenty-one thousand, five hundred fifty-four".