7966232550 has 72 divisors (see below), whose sum is σ = 22195334616. Its totient is φ = 2124325440.

The previous prime is 7966232537. The next prime is 7966232567. The reversal of 7966232550 is 552326697.

7966232550 is a `hidden beast` number, since 7 + 9 + 6 + 62 + 32 + 550 = 666.

It is a super-2 number, since 2×7966232550² (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a junction number, because it is equal to n+sod(n) for n = 7966232496 and 7966232505.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 315679 + ... + 339978.

Almost surely, 2^7966232550 is an apocalyptic number.

7966232550 is an abundant number, since it is smaller than the sum of its proper divisors (14229102066).

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

7966232550 is a wasteful number, since it uses less digits than its factorization.

7966232550 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 655684 (or 655667 counting only the distinct ones).

The product of its (nonzero) digits is 680400, while the sum is 45.

The square root of 7966232550 is about 89253.7537025754. The cubic root of 7966232550 is about 1997.1820773540.

The spelling of 7966232550 in words is "seven billion, nine hundred sixty-six million, two hundred thirty-two thousand, five hundred fifty".