623225140256138 has 16 divisors (see below), whose sum is σ = 1068517675540224. Its totient is φ = 267063558477360.

The previous prime is 623225140256107. The next prime is 623225140256143. The reversal of 623225140256138 is 831652041522326.

623225140256138 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2744066045 + ... + 2744293152.

It is an arithmetic number, because the mean of its divisors is an integer number (66782354721264).

Almost surely, 2^{623225140256138} is an apocalyptic number.

623225140256138 is a deficient number, since it is larger than the sum of its proper divisors (445292535284086).

623225140256138 is a wasteful number, since it uses less digits than its factorization.

623225140256138 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5488367317.

The product of its (nonzero) digits is 4147200, while the sum is 50.

The spelling of 623225140256138 in words is "six hundred twenty-three trillion, two hundred twenty-five billion, one hundred forty million, two hundred fifty-six thousand, one hundred thirty-eight".