7661963376 has 90 divisors (see below), whose sum is σ = 22778520752. Its totient is φ = 2403740160.

The previous prime is 7661963369. The next prime is 7661963383. The reversal of 7661963376 is 6733691667.

It is an interprime number because it is at equal distance from previous prime (7661963369) and next prime (7661963383).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 50440 + ... + 133671.

Almost surely, 2^7661963376 is an apocalyptic number.

It is an amenable number.

7661963376 is an abundant number, since it is smaller than the sum of its proper divisors (15116557376).

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

7661963376 is a wasteful number, since it uses less digits than its factorization.

7661963376 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 184159 (or 184133 counting only the distinct ones).

The product of its digits is 5143824, while the sum is 54.

The square root of 7661963376 is about 87532.6417743689. The cubic root of 7661963376 is about 1971.4239300278.

The spelling of 7661963376 in words is "seven billion, six hundred sixty-one million, nine hundred sixty-three thousand, three hundred seventy-six".