72122637743102 has 8 divisors (see below), whose sum is σ = 108184011874200. Its totient is φ = 36061300451704.

The previous prime is 72122637743033. The next prime is 72122637743119. The reversal of 72122637743102 is 20134773622127.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3642452 + ... + 12550407.

It is an arithmetic number, because the mean of its divisors is an integer number (13523001484275).

Almost surely, 2^{72122637743102} is an apocalyptic number.

72122637743102 is a deficient number, since it is larger than the sum of its proper divisors (36061374131098).

72122637743102 is a wasteful number, since it uses less digits than its factorization.

72122637743102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18419850.

The product of its (nonzero) digits is 1185408, while the sum is 47.

The spelling of 72122637743102 in words is "seventy-two trillion, one hundred twenty-two billion, six hundred thirty-seven million, seven hundred forty-three thousand, one hundred two".