4977280136 has 8 divisors (see below), whose sum is σ = 9332400270. Its totient is φ = 2488640064.

The previous prime is 4977280129. The next prime is 4977280153. The reversal of 4977280136 is 6310827794.

It can be written as a sum of positive squares in only one way, i.e., 4466248900 + 511031236 = 66830^2 + 22606^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 311080001 + ... + 311080016.

Almost surely, 2^4977280136 is an apocalyptic number.

It is an amenable number.

4977280136 is a deficient number, since it is larger than the sum of its proper divisors (4355120134).

4977280136 is a wasteful number, since it uses less digits than its factorization.

4977280136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 622160023 (or 622160019 counting only the distinct ones).

The product of its (nonzero) digits is 508032, while the sum is 47.

The square root of 4977280136 is about 70549.8415023025. The cubic root of 4977280136 is about 1707.3819856741.

The spelling of 4977280136 in words is "four billion, nine hundred seventy-seven million, two hundred eighty thousand, one hundred thirty-six".