15623506423411 has 2 divisors, whose sum is σ = 15623506423412. Its totient is φ = 15623506423410.

The previous prime is 15623506423409. The next prime is 15623506423477. The reversal of 15623506423411 is 11432460532651.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 15623506423411 - 2¹ = 15623506423409 is a prime.

Together with 15623506423409, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (15623506423711) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7811753211705 + 7811753211706.

It is an arithmetic number, because the mean of its divisors is an integer number (7811753211706).

Almost surely, 2^{15623506423411} is an apocalyptic number.

15623506423411 is a deficient number, since it is larger than the sum of its proper divisors (1).

15623506423411 is an equidigital number, since it uses as much as digits as its factorization.

15623506423411 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 518400, while the sum is 43.

The spelling of 15623506423411 in words is "fifteen trillion, six hundred twenty-three billion, five hundred six million, four hundred twenty-three thousand, four hundred eleven".