40364040040000 has 140 divisors (see below), whose sum is σ = 105357581969200. Its totient is φ = 15295846464000.

The previous prime is 40364040039959. The next prime is 40364040040061. The reversal of 40364040040000 is 4004046304.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 25795290 + ... + 27315289.

Almost surely, 2^{40364040040000} is an apocalyptic number.

40364040040000 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

40364040040000 is an abundant number, since it is smaller than the sum of its proper divisors (64993541929200).

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

40364040040000 is an equidigital number, since it uses as much as digits as its factorization.

40364040040000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53110630 (or 53110605 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 25.

Adding to 40364040040000 its reverse (4004046304), we get a palindrome (40368044086304).

The spelling of 40364040040000 in words is "forty trillion, three hundred sixty-four billion, forty million, forty thousand".