40102504103239 has 2 divisors, whose sum is σ = 40102504103240. Its totient is φ = 40102504103238.

The previous prime is 40102504103173. The next prime is 40102504103327. The reversal of 40102504103239 is 93230140520104.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 40102504103239 - 2²⁷ = 40102369885511 is a prime.

It is a super-2 number, since 2×40102504103239² (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 (40102504103939) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20051252051619 + 20051252051620.

It is an arithmetic number, because the mean of its divisors is an integer number (20051252051620).

Almost surely, 2^{40102504103239} is an apocalyptic number.

40102504103239 is a deficient number, since it is larger than the sum of its proper divisors (1).

40102504103239 is an equidigital number, since it uses as much as digits as its factorization.

40102504103239 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 25920, while the sum is 34.

The spelling of 40102504103239 in words is "forty trillion, one hundred two billion, five hundred four million, one hundred three thousand, two hundred thirty-nine".