4991562994 has 16 divisors (see below), whose sum is σ = 8523144000. Its totient is φ = 2170244560.

The previous prime is 4991562931. The next prime is 4991562997. The reversal of 4991562994 is 4992651994.

It is a super-2 number, since 2×4991562994² = 49831402246140488072, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (4991562997) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4931869 + ... + 4932880.

It is an arithmetic number, because the mean of its divisors is an integer number (532696500).

Almost surely, 2^4991562994 is an apocalyptic number.

4991562994 is a deficient number, since it is larger than the sum of its proper divisors (3531581006).

4991562994 is a wasteful number, since it uses less digits than its factorization.

4991562994 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9864785.

The product of its digits is 6298560, while the sum is 58.

The square root of 4991562994 is about 70650.9942888280. The cubic root of 4991562994 is about 1709.0136000305.

The spelling of 4991562994 in words is "four billion, nine hundred ninety-one million, five hundred sixty-two thousand, nine hundred ninety-four".