76940154624 has 72 divisors (see below), whose sum is σ = 205114966672. Its totient is φ = 25603891200.

The previous prime is 76940154623. The next prime is 76940154647. The reversal of 76940154624 is 42645104967.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (76940154623) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 378222 + ... + 544914.

Almost surely, 2^76940154624 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 76940154624, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (102557483336).

76940154624 is an abundant number, since it is smaller than the sum of its proper divisors (128174812048).

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

76940154624 is a wasteful number, since it uses less digits than its factorization.

76940154624 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 167313 (or 167299 counting only the distinct ones).

The product of its (nonzero) digits is 1451520, while the sum is 48.

The spelling of 76940154624 in words is "seventy-six billion, nine hundred forty million, one hundred fifty-four thousand, six hundred twenty-four".