40007564611247 has 2 divisors, whose sum is σ = 40007564611248. Its totient is φ = 40007564611246.

The previous prime is 40007564611207. The next prime is 40007564611309. The reversal of 40007564611247 is 74211646570004.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 40007564611247 - 2³⁶ = 39938845134511 is a prime.

It is a super-2 number, since 2×40007564611247² (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 (40007564611207) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20003782305623 + 20003782305624.

It is an arithmetic number, because the mean of its divisors is an integer number (20003782305624).

Almost surely, 2^{40007564611247} is an apocalyptic number.

40007564611247 is a deficient number, since it is larger than the sum of its proper divisors (1).

40007564611247 is an equidigital number, since it uses as much as digits as its factorization.

40007564611247 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1128960, while the sum is 47.

The spelling of 40007564611247 in words is "forty trillion, seven billion, five hundred sixty-four million, six hundred eleven thousand, two hundred forty-seven".