40320635082 has 32 divisors (see below), whose sum is σ = 99250795392. Its totient is φ = 10634013504.

The previous prime is 40320635063. The next prime is 40320635087. The reversal of 40320635082 is 28053602304.

It is a happy number.

It is a super-2 number, since 2×40320635082² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (40320635087) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 36923113 + ... + 36924204.

It is an arithmetic number, because the mean of its divisors is an integer number (3101587356).

Almost surely, 2^40320635082 is an apocalyptic number.

40320635082 is a gapful number since it is divisible by the number (42) formed by its first and last digit.

40320635082 is an abundant number, since it is smaller than the sum of its proper divisors (58930160310).

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

40320635082 is a wasteful number, since it uses less digits than its factorization.

40320635082 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 73847342.

The product of its (nonzero) digits is 34560, while the sum is 33.

The spelling of 40320635082 in words is "forty billion, three hundred twenty million, six hundred thirty-five thousand, eighty-two".