45153632550 has 48 divisors (see below), whose sum is σ = 120594937680. Its totient is φ = 11114739840.

The previous prime is 45153632549. The next prime is 45153632567. The reversal of 45153632550 is 5523635154.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a junction number, because it is equal to n+sod(n) for n = 45153632499 and 45153632508.

It is a congruent number.

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, 11575905 + ... + 11579804.

It is an arithmetic number, because the mean of its divisors is an integer number (2512394535).

Almost surely, 2^45153632550 is an apocalyptic number.

45153632550 is an abundant number, since it is smaller than the sum of its proper divisors (75441305130).

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

45153632550 is a wasteful number, since it uses less digits than its factorization.

45153632550 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23155737 (or 23155732 counting only the distinct ones).

The product of its (nonzero) digits is 270000, while the sum is 39.

The spelling of 45153632550 in words is "forty-five billion, one hundred fifty-three million, six hundred thirty-two thousand, five hundred fifty".