40125310215012 has 96 divisors (see below), whose sum is σ = 113519888616960. Its totient is φ = 12155524619040.

The previous prime is 40125310214989. The next prime is 40125310215031. The reversal of 40125310215012 is 21051201352104.

It is a happy number.

40125310215012 is a `hidden beast` number, since 4 + 0 + 1 + 2 + 53 + 102 + 1 + 501 + 2 = 666.

It is a super-2 number, since 2×40125310215012² (a number of 28 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1134358 + ... + 9029805.

It is an arithmetic number, because the mean of its divisors is an integer number (1182498839760).

Almost surely, 2^{40125310215012} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 40125310215012, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (56759944308480).

40125310215012 is an abundant number, since it is smaller than the sum of its proper divisors (73394578401948).

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

40125310215012 is a wasteful number, since it uses less digits than its factorization.

40125310215012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10167510 (or 10167502 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 27.

Adding to 40125310215012 its reverse (21051201352104), we get a palindrome (61176511567116).

The spelling of 40125310215012 in words is "forty trillion, one hundred twenty-five billion, three hundred ten million, two hundred fifteen thousand, twelve".