615116055 has 16 divisors (see below), whose sum is σ = 986304384. Its totient is φ = 327355680.

The previous prime is 615116023. The next prime is 615116057. The reversal of 615116055 is 550611516.

It is not a de Polignac number, because 615116055 - 2⁵ = 615116023 is a prime.

It is a super-2 number, since 2×615116055² = 756735522237526050, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (615116057) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 36901 + ... + 50910.

It is an arithmetic number, because the mean of its divisors is an integer number (61644024).

Almost surely, 2^615116055 is an apocalyptic number.

615116055 is a deficient number, since it is larger than the sum of its proper divisors (371188329).

615116055 is a wasteful number, since it uses less digits than its factorization.

615116055 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 88286.

The product of its (nonzero) digits is 4500, while the sum is 30.

The square root of 615116055 is about 24801.5333195349. The cubic root of 615116055 is about 850.4569884044.

The spelling of 615116055 in words is "six hundred fifteen million, one hundred sixteen thousand, fifty-five".