45553542550 has 96 divisors (see below), whose sum is σ = 90891370080. Its totient is φ = 16925491200.

The previous prime is 45553542547. The next prime is 45553542557. The reversal of 45553542550 is 5524535554.

It is a junction number, because it is equal to n+sod(n) for n = 45553542497 and 45553542506.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45553542557) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 46913565 + ... + 46914535.

It is an arithmetic number, because the mean of its divisors is an integer number (946785105).

Almost surely, 2^45553542550 is an apocalyptic number.

45553542550 is a deficient number, since it is larger than the sum of its proper divisors (45337827530).

45553542550 is a wasteful number, since it uses less digits than its factorization.

45553542550 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1666 (or 1661 counting only the distinct ones).

The product of its (nonzero) digits is 1500000, while the sum is 43.

The spelling of 45553542550 in words is "forty-five billion, five hundred fifty-three million, five hundred forty-two thousand, five hundred fifty".