40260168636 has 48 divisors (see below), whose sum is σ = 98902728960. Its totient is φ = 12711409920.

The previous prime is 40260168629. The next prime is 40260168643. The reversal of 40260168636 is 63686106204.

It is an interprime number because it is at equal distance from previous prime (40260168629) and next prime (40260168643).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1574425 + ... + 1599791.

It is an arithmetic number, because the mean of its divisors is an integer number (2060473520).

Almost surely, 2^40260168636 is an apocalyptic number.

It is an amenable number.

40260168636 is an abundant number, since it is smaller than the sum of its proper divisors (58642560324).

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

40260168636 is a wasteful number, since it uses less digits than its factorization.

40260168636 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32354 (or 32352 counting only the distinct ones).

The product of its (nonzero) digits is 248832, while the sum is 42.

The spelling of 40260168636 in words is "forty billion, two hundred sixty million, one hundred sixty-eight thousand, six hundred thirty-six".