5050125661 has 12 divisors (see below), whose sum is σ = 5895410592. Its totient is φ = 4313371608.

The previous prime is 5050125659. The next prime is 5050125673. The reversal of 5050125661 is 1665210505.

It is not a de Polignac number, because 5050125661 - 2¹ = 5050125659 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 (5050125611) 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, 168225 + ... + 195958.

It is an arithmetic number, because the mean of its divisors is an integer number (491284216).

Almost surely, 2^5050125661 is an apocalyptic number.

It is an amenable number.

5050125661 is a deficient number, since it is larger than the sum of its proper divisors (845284931).

5050125661 is a wasteful number, since it uses less digits than its factorization.

5050125661 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 364480 (or 364473 counting only the distinct ones).

The product of its (nonzero) digits is 9000, while the sum is 31.

The square root of 5050125661 is about 71064.2361599701. The cubic root of 5050125661 is about 1715.6712019440.

The spelling of 5050125661 in words is "five billion, fifty million, one hundred twenty-five thousand, six hundred sixty-one".