40604312125511 has 2 divisors, whose sum is σ = 40604312125512. Its totient is φ = 40604312125510.

The previous prime is 40604312125499. The next prime is 40604312125561. The reversal of 40604312125511 is 11552121340604.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 40604312125511 - 2³⁴ = 40587132256327 is a prime.

It is a super-2 number, since 2×40604312125511² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (40604312125561) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20302156062755 + 20302156062756.

It is an arithmetic number, because the mean of its divisors is an integer number (20302156062756).

Almost surely, 2^{40604312125511} is an apocalyptic number.

40604312125511 is a deficient number, since it is larger than the sum of its proper divisors (1).

40604312125511 is an equidigital number, since it uses as much as digits as its factorization.

40604312125511 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 28800, while the sum is 35.

The spelling of 40604312125511 in words is "forty trillion, six hundred four billion, three hundred twelve million, one hundred twenty-five thousand, five hundred eleven".