40134358850466 has 64 divisors (see below), whose sum is σ = 81856758297600. Its totient is φ = 13116684839616.

The previous prime is 40134358850461. The next prime is 40134358850483. The reversal of 40134358850466 is 66405885343104.

It is a super-2 number, since 2×40134358850466² (a number of 28 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (40134358850461) 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, 24540285 + ... + 26124591.

It is an arithmetic number, because the mean of its divisors is an integer number (1279011848400).

Almost surely, 2^{40134358850466} is an apocalyptic number.

40134358850466 is an abundant number, since it is smaller than the sum of its proper divisors (41722399447134).

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

40134358850466 is a wasteful number, since it uses less digits than its factorization.

40134358850466 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1584823.

The product of its (nonzero) digits is 33177600, while the sum is 57.

The spelling of 40134358850466 in words is "forty trillion, one hundred thirty-four billion, three hundred fifty-eight million, eight hundred fifty thousand, four hundred sixty-six".