4977964690 has 8 divisors (see below), whose sum is σ = 8960336460. Its totient is φ = 1991185872.

The previous prime is 4977964639. The next prime is 4977964729. The reversal of 4977964690 is 964697794.

It can be written as a sum of positive squares in 2 ways, for example, as 4780477881 + 197486809 = 69141^2 + 14053^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×4977964690² = 49560264909773592200, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 248898225 + ... + 248898244.

Almost surely, 2^4977964690 is an apocalyptic number.

4977964690 is a deficient number, since it is larger than the sum of its proper divisors (3982371770).

4977964690 is a wasteful number, since it uses less digits than its factorization.

4977964690 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 497796476.

The product of its (nonzero) digits is 20575296, while the sum is 61.

The square root of 4977964690 is about 70554.6928984883. The cubic root of 4977964690 is about 1707.4602574448.

The spelling of 4977964690 in words is "four billion, nine hundred seventy-seven million, nine hundred sixty-four thousand, six hundred ninety".