4976534640 has 320 divisors, whose sum is σ = 19600745472. Its totient is φ = 1014374400.

The previous prime is 4976534639. The next prime is 4976534653. The reversal of 4976534640 is 464356794.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a self number, because there is not a number n which added to its sum of digits gives 4976534640.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 976900 + ... + 981980.

Almost surely, 2^4976534640 is an apocalyptic number.

4976534640 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4976534640, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9800372736).

4976534640 is an abundant number, since it is smaller than the sum of its proper divisors (14624210832).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4976534640 is a wasteful number, since it uses less digits than its factorization.

4976534640 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5168 (or 5162 counting only the distinct ones).

The product of its (nonzero) digits is 2177280, while the sum is 48.

The square root of 4976534640 is about 70544.5578340385. The cubic root of 4976534640 is about 1707.2967376430.

The spelling of 4976534640 in words is "four billion, nine hundred seventy-six million, five hundred thirty-four thousand, six hundred forty".