52640060746 has 24 divisors (see below), whose sum is σ = 98917039620. Its totient is φ = 20824638912.

The previous prime is 52640060743. The next prime is 52640060749. The reversal of 52640060746 is 64706004625.

It is an interprime number because it is at equal distance from previous prime (52640060743) and next prime (52640060749).

It can be written as a sum of positive squares in 2 ways, for example, as 51842280721 + 797780025 = 227689^2 + 28245^2 .

It is a junction number, because it is equal to n+sod(n) for n = 52640060699 and 52640060708.

It is not an unprimeable number, because it can be changed into a prime (52640060743) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 20658091 + ... + 20660638.

Almost surely, 2^52640060746 is an apocalyptic number.

52640060746 is a deficient number, since it is larger than the sum of its proper divisors (46276978874).

52640060746 is a wasteful number, since it uses less digits than its factorization.

52640060746 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41318758 (or 41318751 counting only the distinct ones).

The product of its (nonzero) digits is 241920, while the sum is 40.

The spelling of 52640060746 in words is "fifty-two billion, six hundred forty million, sixty thousand, seven hundred forty-six".