4749640051 has 6 divisors (see below), whose sum is σ = 5143101540. Its totient is φ = 4384282968.

The previous prime is 4749640043. The next prime is 4749640109. The reversal of 4749640051 is 1500469474.

It is not a de Polignac number, because 4749640051 - 2³ = 4749640043 is a prime.

It is a super-2 number, since 2×4749640051² = 45118161228126565202, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 4749639986 and 4749640013.

It is not an unprimeable number, because it can be changed into a prime (4749640031) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 14052021 + ... + 14052358.

It is an arithmetic number, because the mean of its divisors is an integer number (857183590).

Almost surely, 2^4749640051 is an apocalyptic number.

4749640051 is a deficient number, since it is larger than the sum of its proper divisors (393461489).

4749640051 is a wasteful number, since it uses less digits than its factorization.

4749640051 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28104405 (or 28104392 counting only the distinct ones).

The product of its (nonzero) digits is 120960, while the sum is 40.

The square root of 4749640051 is about 68917.6323664706. The cubic root of 4749640051 is about 1680.9452412853.

The spelling of 4749640051 in words is "four billion, seven hundred forty-nine million, six hundred forty thousand, fifty-one".