40134354858260 has 72 divisors (see below), whose sum is σ = 93033172960728. Its totient is φ = 14457403468800.

The previous prime is 40134354858251. The next prime is 40134354858263. The reversal of 40134354858260 is 6285845343104.

It can be written as a sum of positive squares in 12 ways, for example, as 26658510323344 + 13475844534916 = 5163188^2 + 3670946^2 .

It is a super-2 number, since 2×40134354858260² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40134354858263) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 45476951 + ... + 46351070.

Almost surely, 2^{40134354858260} is an apocalyptic number.

It is an amenable number.

40134354858260 is an abundant number, since it is smaller than the sum of its proper divisors (52898818102468).

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

40134354858260 is a wasteful number, since it uses less digits than its factorization.

40134354858260 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 91828125 (or 91828082 counting only the distinct ones).

The product of its (nonzero) digits is 11059200, while the sum is 53.

The spelling of 40134354858260 in words is "forty trillion, one hundred thirty-four billion, three hundred fifty-four million, eight hundred fifty-eight thousand, two hundred sixty".