9649379376 has 120 divisors (see below), whose sum is σ = 33236796320. Its totient is φ = 2544887808.

The previous prime is 9649379339. The next prime is 9649379407. The reversal of 9649379376 is 6739739469.

9649379376 is a `hidden beast` number, since 9 + 6 + 493 + 79 + 3 + 76 = 666.

It is a super-2 number, since 2×9649379376² (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is a nude number because it is divisible by every one of its digits.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 355081 + ... + 381288.

Almost surely, 2^9649379376 is an apocalyptic number.

It is an amenable number.

9649379376 is an abundant number, since it is smaller than the sum of its proper divisors (23587416944).

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

9649379376 is a wasteful number, since it uses less digits than its factorization.

9649379376 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 736403 (or 736394 counting only the distinct ones).

The product of its digits is 46294416, while the sum is 63.

The square root of 9649379376 is about 98231.2545781637. The cubic root of 9649379376 is about 2128.9548956121.

The spelling of 9649379376 in words is "nine billion, six hundred forty-nine million, three hundred seventy-nine thousand, three hundred seventy-six".