5107015661 has 12 divisors (see below), whose sum is σ = 5620116096. Its totient is φ = 4637266920.

The previous prime is 5107015651. The next prime is 5107015691. The reversal of 5107015661 is 1665107015.

It is not a de Polignac number, because 5107015661 - 2⁶ = 5107015597 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 (5107015601) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 79970 + ... + 128876.

It is an arithmetic number, because the mean of its divisors is an integer number (468343008).

Almost surely, 2^5107015661 is an apocalyptic number.

It is an amenable number.

5107015661 is a deficient number, since it is larger than the sum of its proper divisors (513100435).

5107015661 is a wasteful number, since it uses less digits than its factorization.

5107015661 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49792 (or 49781 counting only the distinct ones).

The product of its (nonzero) digits is 6300, while the sum is 32.

The square root of 5107015661 is about 71463.3868564876. The cubic root of 5107015661 is about 1722.0895441581.

The spelling of 5107015661 in words is "five billion, one hundred seven million, fifteen thousand, six hundred sixty-one".