76462554840 has 128 divisors (see below), whose sum is σ = 262279503360. Its totient is φ = 17469010944.

The previous prime is 76462554827. The next prime is 76462554863. The reversal of 76462554840 is 4845526467.

It is a Smith number, since the sum of its digits (51) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1884204 + ... + 1924356.

It is an arithmetic number, because the mean of its divisors is an integer number (2049058620).

Almost surely, 2^76462554840 is an apocalyptic number.

76462554840 is a gapful number since it is divisible by the number (70) 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 76462554840, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (131139751680).

76462554840 is an abundant number, since it is smaller than the sum of its proper divisors (185816948520).

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

76462554840 is a wasteful number, since it uses less digits than its factorization.

76462554840 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42441 (or 42437 counting only the distinct ones).

The product of its (nonzero) digits is 6451200, while the sum is 51.

The spelling of 76462554840 in words is "seventy-six billion, four hundred sixty-two million, five hundred fifty-four thousand, eight hundred forty".