40602546625 has 32 divisors (see below), whose sum is σ = 52114731552. Its totient is φ = 31559673600.

The previous prime is 40602546623. The next prime is 40602546631. The reversal of 40602546625 is 52664520604.

It can be written as a sum of positive squares in 16 ways, for example, as 9192782641 + 31409763984 = 95879^2 + 177228^2 .

It is not a de Polignac number, because 40602546625 - 2¹ = 40602546623 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40602546623) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3495327 + ... + 3506923.

It is an arithmetic number, because the mean of its divisors is an integer number (1628585361).

Almost surely, 2^40602546625 is an apocalyptic number.

It is an amenable number.

40602546625 is a deficient number, since it is larger than the sum of its proper divisors (11512184927).

40602546625 is a wasteful number, since it uses less digits than its factorization.

40602546625 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12406 (or 12396 counting only the distinct ones).

The product of its (nonzero) digits is 345600, while the sum is 40.

The spelling of 40602546625 in words is "forty billion, six hundred two million, five hundred forty-six thousand, six hundred twenty-five".