45550549632 has 512 divisors, whose sum is σ = 155722176000. Its totient is φ = 11494490112.

The previous prime is 45550549621. The next prime is 45550549643. The reversal of 45550549632 is 23694505554.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (45550549621) and next prime (45550549643).

It is a Harshad number since it is a multiple of its sum of digits (48).

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 49031344 + ... + 49032272.

It is an arithmetic number, because the mean of its divisors is an integer number (304144875).

Almost surely, 2^45550549632 is an apocalyptic number.

45550549632 is a gapful number since it is divisible by the number (42) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 45550549632, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (77861088000).

45550549632 is an abundant number, since it is smaller than the sum of its proper divisors (110171626368).

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

45550549632 is a wasteful number, since it uses less digits than its factorization.

45550549632 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1036 (or 1024 counting only the distinct ones).

The product of its (nonzero) digits is 3240000, while the sum is 48.

The spelling of 45550549632 in words is "forty-five billion, five hundred fifty million, five hundred forty-nine thousand, six hundred thirty-two".