45550539550 has 12 divisors (see below), whose sum is σ = 84724003656. Its totient is φ = 18220215800.

The previous prime is 45550539547. The next prime is 45550539571. The reversal of 45550539550 is 5593505554.

It is a super-2 number, since 2×45550539550² (a number of 22 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 45550539550.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 455505346 + ... + 455505445.

It is an arithmetic number, because the mean of its divisors is an integer number (7060333638).

Almost surely, 2^45550539550 is an apocalyptic number.

45550539550 is a deficient number, since it is larger than the sum of its proper divisors (39173464106).

45550539550 is a wasteful number, since it uses less digits than its factorization.

45550539550 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 911010803 (or 911010798 counting only the distinct ones).

The product of its (nonzero) digits is 1687500, while the sum is 46.

The spelling of 45550539550 in words is "forty-five billion, five hundred fifty million, five hundred thirty-nine thousand, five hundred fifty".