45530725620 has 48 divisors (see below), whose sum is σ = 134195826240. Its totient is φ = 11502498816.

The previous prime is 45530725613. The next prime is 45530725627. The reversal of 45530725620 is 2652703554.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (45530725613) and next prime (45530725627).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45530725627) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 19968477 + ... + 19970756.

It is an arithmetic number, because the mean of its divisors is an integer number (2795746380).

Almost surely, 2^45530725620 is an apocalyptic number.

It is an amenable number.

45530725620 is an abundant number, since it is smaller than the sum of its proper divisors (88665100620).

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

45530725620 is a wasteful number, since it uses less digits than its factorization.

45530725620 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39939264 (or 39939262 counting only the distinct ones).

The product of its (nonzero) digits is 252000, while the sum is 39.

The spelling of 45530725620 in words is "forty-five billion, five hundred thirty million, seven hundred twenty-five thousand, six hundred twenty".