120571515215623 has 8 divisors (see below), whose sum is σ = 124461443580416. Its totient is φ = 116681619641400.

The previous prime is 120571515215621. The next prime is 120571515215693. The reversal of 120571515215623 is 326512515175021.

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

It is a cyclic number.

It is not a de Polignac number, because 120571515215623 - 2¹ = 120571515215621 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120571515215621) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 613593 + ... + 15540898.

It is an arithmetic number, because the mean of its divisors is an integer number (15557680447552).

Almost surely, 2^{120571515215623} is an apocalyptic number.

120571515215623 is a deficient number, since it is larger than the sum of its proper divisors (3889928364793).

120571515215623 is a wasteful number, since it uses less digits than its factorization.

120571515215623 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16395285.

The product of its (nonzero) digits is 630000, while the sum is 46.

The spelling of 120571515215623 in words is "one hundred twenty trillion, five hundred seventy-one billion, five hundred fifteen million, two hundred fifteen thousand, six hundred twenty-three".