5101615601 has 4 divisors (see below), whose sum is σ = 5101830900. Its totient is φ = 5101400304.

The previous prime is 5101615573. The next prime is 5101615637. The reversal of 5101615601 is 1065161015.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1075840000 + 4025775601 = 32800^2 + 63449^2 .

It is a cyclic number.

It is not a de Polignac number, because 5101615601 - 2¹⁸ = 5101353457 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5101615681) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 66986 + ... + 121203.

It is an arithmetic number, because the mean of its divisors is an integer number (1275457725).

Almost surely, 2^5101615601 is an apocalyptic number.

It is an amenable number.

5101615601 is a deficient number, since it is larger than the sum of its proper divisors (215299).

5101615601 is a wasteful number, since it uses less digits than its factorization.

5101615601 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 215298.

The product of its (nonzero) digits is 900, while the sum is 26.

The square root of 5101615601 is about 71425.5948592660. The cubic root of 5101615601 is about 1721.4823619945.

Adding to 5101615601 its reverse (1065161015), we get a palindrome (6166776616).

The spelling of 5101615601 in words is "five billion, one hundred one million, six hundred fifteen thousand, six hundred one".