40102504103939 has 2 divisors, whose sum is σ = 40102504103940. Its totient is φ = 40102504103938.

The previous prime is 40102504103911. The next prime is 40102504103947. The reversal of 40102504103939 is 93930140520104.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 40102504103939 - 2¹² = 40102504099843 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 40102504103896 and 40102504103905.

It is not a weakly prime, because it can be changed into another prime (40102504103239) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20051252051969 + 20051252051970.

It is an arithmetic number, because the mean of its divisors is an integer number (20051252051970).

Almost surely, 2^{40102504103939} is an apocalyptic number.

40102504103939 is a deficient number, since it is larger than the sum of its proper divisors (1).

40102504103939 is an equidigital number, since it uses as much as digits as its factorization.

40102504103939 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 116640, while the sum is 41.

The spelling of 40102504103939 in words is "forty trillion, one hundred two billion, five hundred four million, one hundred three thousand, nine hundred thirty-nine".