40137215026436 has 48 divisors (see below), whose sum is σ = 77201380798080. Its totient is φ = 18107310240000.

The previous prime is 40137215026417. The next prime is 40137215026499. The reversal of 40137215026436 is 63462051273104.

It is a super-2 number, since 2×40137215026436² (a number of 28 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (44).

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, 4825646 + ... + 10176506.

It is an arithmetic number, because the mean of its divisors is an integer number (1608362099960).

Almost surely, 2^{40137215026436} is an apocalyptic number.

It is an amenable number.

40137215026436 is a deficient number, since it is larger than the sum of its proper divisors (37064165771644).

40137215026436 is a wasteful number, since it uses less digits than its factorization.

40137215026436 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5352156 (or 5352154 counting only the distinct ones).

The product of its (nonzero) digits is 725760, while the sum is 44.

The spelling of 40137215026436 in words is "forty trillion, one hundred thirty-seven billion, two hundred fifteen million, twenty-six thousand, four hundred thirty-six".