76223404540 has 24 divisors (see below), whose sum is σ = 165588776640. Its totient is φ = 29438004288.

The previous prime is 76223404513. The next prime is 76223404561. The reversal of 76223404540 is 4540432267.

It is a super-2 number, since 2×76223404540² (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 76223404540.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 65709252 + ... + 65710411.

It is an arithmetic number, because the mean of its divisors is an integer number (6899532360).

Almost surely, 2^76223404540 is an apocalyptic number.

It is an amenable number.

76223404540 is an abundant number, since it is smaller than the sum of its proper divisors (89365372100).

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

76223404540 is a wasteful number, since it uses less digits than its factorization.

76223404540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 131419701 (or 131419699 counting only the distinct ones).

The product of its (nonzero) digits is 161280, while the sum is 37.

The spelling of 76223404540 in words is "seventy-six billion, two hundred twenty-three million, four hundred four thousand, five hundred forty".