5001661830 has 64 divisors (see below), whose sum is σ = 13517715456. Its totient is φ = 1173408000.

The previous prime is 5001661807. The next prime is 5001661853. The reversal of 5001661830 is 381661005.

It is an interprime number because it is at equal distance from previous prime (5001661807) and next prime (5001661853).

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 234231 + ... + 254690.

It is an arithmetic number, because the mean of its divisors is an integer number (211214304).

Almost surely, 2^5001661830 is an apocalyptic number.

5001661830 is an abundant number, since it is smaller than the sum of its proper divisors (8516053626).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

5001661830 is a wasteful number, since it uses less digits than its factorization.

5001661830 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 488973.

The product of its (nonzero) digits is 4320, while the sum is 30.

The square root of 5001661830 is about 70722.4280550378. The cubic root of 5001661830 is about 1710.1653716473.

The spelling of 5001661830 in words is "five billion, one million, six hundred sixty-one thousand, eight hundred thirty".