40455800378688 has 56 divisors (see below), whose sum is σ = 107043167281792. Its totient is φ = 13484780227584.

The previous prime is 40455800378683. The next prime is 40455800378699. The reversal of 40455800378688 is 88687300855404.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40455800378683) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1553481 + ... + 9128247.

It is an arithmetic number, because the mean of its divisors is an integer number (1911485130032).

Almost surely, 2^{40455800378688} is an apocalyptic number.

40455800378688 is a gapful number since it is divisible by the number (48) formed by its first and last digit.

It is an amenable number.

40455800378688 is an abundant number, since it is smaller than the sum of its proper divisors (66587366903104).

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

40455800378688 is a wasteful number, since it uses less digits than its factorization.

40455800378688 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7602599 (or 7602589 counting only the distinct ones).

The product of its (nonzero) digits is 206438400, while the sum is 66.

The spelling of 40455800378688 in words is "forty trillion, four hundred fifty-five billion, eight hundred million, three hundred seventy-eight thousand, six hundred eighty-eight".