76487553376 has 96 divisors (see below), whose sum is σ = 171039133440. Its totient is φ = 33378200064.

The previous prime is 76487553371. The next prime is 76487553379. The reversal of 76487553376 is 67335578467.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (76487553371) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4124541 + ... + 4143043.

It is an arithmetic number, because the mean of its divisors is an integer number (1781657640).

Almost surely, 2^76487553376 is an apocalyptic number.

76487553376 is a gapful number since it is divisible by the number (76) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 76487553376, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (85519566720).

76487553376 is an abundant number, since it is smaller than the sum of its proper divisors (94551580064).

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

76487553376 is a wasteful number, since it uses less digits than its factorization.

76487553376 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19068 (or 19060 counting only the distinct ones).

The product of its digits is 88905600, while the sum is 61.

The spelling of 76487553376 in words is "seventy-six billion, four hundred eighty-seven million, five hundred fifty-three thousand, three hundred seventy-six".