7721634096 has 120 divisors (see below), whose sum is σ = 24447643584. Its totient is φ = 2339876160.

The previous prime is 7721634091. The next prime is 7721634103. The reversal of 7721634096 is 6904361277.

7721634096 is a `hidden beast` number, since 7 + 7 + 2 + 1 + 634 + 0 + 9 + 6 = 666.

It is a super-2 number, since 2×7721634096² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (7721634091) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 47506 + ... + 133041.

Almost surely, 2^7721634096 is an apocalyptic number.

It is an amenable number.

7721634096 is an abundant number, since it is smaller than the sum of its proper divisors (16726009488).

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

7721634096 is a wasteful number, since it uses less digits than its factorization.

7721634096 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 180581 (or 180563 counting only the distinct ones).

The product of its (nonzero) digits is 381024, while the sum is 45.

The square root of 7721634096 is about 87872.8291111650. The cubic root of 7721634096 is about 1976.5284623585.

The spelling of 7721634096 in words is "seven billion, seven hundred twenty-one million, six hundred thirty-four thousand, ninety-six".