5026616661 has 64 divisors (see below), whose sum is σ = 8111923200. Its totient is φ = 2732620800.

The previous prime is 5026616659. The next prime is 5026616681. The reversal of 5026616661 is 1666166205.

It is not a de Polignac number, because 5026616661 - 2¹ = 5026616659 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5026616681) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1283296 + ... + 1287206.

It is an arithmetic number, because the mean of its divisors is an integer number (126748800).

Almost surely, 2^5026616661 is an apocalyptic number.

5026616661 is a gapful number since it is divisible by the number (51) formed by its first and last digit.

It is an amenable number.

5026616661 is a deficient number, since it is larger than the sum of its proper divisors (3085306539).

5026616661 is a wasteful number, since it uses less digits than its factorization.

5026616661 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4050.

The product of its (nonzero) digits is 77760, while the sum is 39.

The square root of 5026616661 is about 70898.6365242661. The cubic root of 5026616661 is about 1713.0048350974.

The spelling of 5026616661 in words is "five billion, twenty-six million, six hundred sixteen thousand, six hundred sixty-one".