77450163632 has 10 divisors (see below), whose sum is σ = 150059692068. Its totient is φ = 38725081808.

The previous prime is 77450163631. The next prime is 77450163691. The reversal of 77450163632 is 23636105477.

It is not an unprimeable number, because it can be changed into a prime (77450163631) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2420317598 + ... + 2420317629.

Almost surely, 2^77450163632 is an apocalyptic number.

It is an amenable number.

77450163632 is a deficient number, since it is larger than the sum of its proper divisors (72609528436).

77450163632 is a wasteful number, since it uses less digits than its factorization.

77450163632 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4840635235 (or 4840635229 counting only the distinct ones).

The product of its (nonzero) digits is 635040, while the sum is 44.

The spelling of 77450163632 in words is "seventy-seven billion, four hundred fifty million, one hundred sixty-three thousand, six hundred thirty-two".