40164415053612 has 48 divisors (see below), whose sum is σ = 96849655698432. Its totient is φ = 12941589810240.

The previous prime is 40164415053571. The next prime is 40164415053619. The reversal of 40164415053612 is 21635051446104.

It is a super-2 number, since 2×40164415053612² (a number of 28 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (40164415053619) 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, 60809043 + ... + 61465994.

It is an arithmetic number, because the mean of its divisors is an integer number (2017701160384).

Almost surely, 2^{40164415053612} is an apocalyptic number.

It is an amenable number.

40164415053612 is an abundant number, since it is smaller than the sum of its proper divisors (56685240644820).

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

40164415053612 is a wasteful number, since it uses less digits than its factorization.

40164415053612 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 122275958 (or 122275956 counting only the distinct ones).

The product of its (nonzero) digits is 345600, while the sum is 42.

Adding to 40164415053612 its reverse (21635051446104), we get a palindrome (61799466499716).

The spelling of 40164415053612 in words is "forty trillion, one hundred sixty-four billion, four hundred fifteen million, fifty-three thousand, six hundred twelve".