615501162023 has 8 divisors (see below), whose sum is σ = 677005036176. Its totient is φ = 559546509720.

The previous prime is 615501162013. The next prime is 615501162041. The reversal of 615501162023 is 320261105516.

It is not a de Polignac number, because 615501162023 - 2¹² = 615501157927 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 (615501162013) 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, 231216236 + ... + 231218897.

It is an arithmetic number, because the mean of its divisors is an integer number (84625629522).

Almost surely, 2^615501162023 is an apocalyptic number.

615501162023 is a deficient number, since it is larger than the sum of its proper divisors (61503874153).

615501162023 is an equidigital number, since it uses as much as digits as its factorization.

615501162023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 462435166 (or 462435144 counting only the distinct ones).

The product of its (nonzero) digits is 10800, while the sum is 32.

Adding to 615501162023 its reverse (320261105516), we get a palindrome (935762267539).

The spelling of 615501162023 in words is "six hundred fifteen billion, five hundred one million, one hundred sixty-two thousand, twenty-three".