4751790621 has 16 divisors (see below), whose sum is σ = 6560568000. Its totient is φ = 3055649408.

The previous prime is 4751790619. The next prime is 4751790623. The reversal of 4751790621 is 1260971574.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (4751790619) and next prime (4751790623).

It is a cyclic number.

It is not a de Polignac number, because 4751790621 - 2¹ = 4751790619 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4751790623) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 65230 + ... + 117296.

It is an arithmetic number, because the mean of its divisors is an integer number (410035500).

Almost surely, 2^4751790621 is an apocalyptic number.

It is an amenable number.

4751790621 is a deficient number, since it is larger than the sum of its proper divisors (1808777379).

4751790621 is a wasteful number, since it uses less digits than its factorization.

4751790621 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53148.

The product of its (nonzero) digits is 105840, while the sum is 42.

The square root of 4751790621 is about 68933.2330664970. The cubic root of 4751790621 is about 1681.1989057666.

The spelling of 4751790621 in words is "four billion, seven hundred fifty-one million, seven hundred ninety thousand, six hundred twenty-one".