10551553442 has 48 divisors (see below), whose sum is σ = 17402001120. Its totient is φ = 4782211200.

The previous prime is 10551553429. The next prime is 10551553469. The reversal of 10551553442 is 24435515501.

It is a super-2 number, since 2×10551553442² (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, 4375217 + ... + 4377627.

It is an arithmetic number, because the mean of its divisors is an integer number (362541690).

Almost surely, 2^10551553442 is an apocalyptic number.

10551553442 is a deficient number, since it is larger than the sum of its proper divisors (6850447678).

10551553442 is a wasteful number, since it uses less digits than its factorization.

10551553442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2579 (or 2526 counting only the distinct ones).

The product of its (nonzero) digits is 60000, while the sum is 35.

The spelling of 10551553442 in words is "ten billion, five hundred fifty-one million, five hundred fifty-three thousand, four hundred forty-two".