75672878812 has 24 divisors (see below), whose sum is σ = 132695185392. Its totient is φ = 37760016000.

The previous prime is 75672878803. The next prime is 75672878839. The reversal of 75672878812 is 21887827657.

It is a happy number.

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, 13178262 + ... + 13184002.

It is an arithmetic number, because the mean of its divisors is an integer number (5528966058).

Almost surely, 2^75672878812 is an apocalyptic number.

It is an amenable number.

75672878812 is a deficient number, since it is larger than the sum of its proper divisors (57022306580).

75672878812 is a wasteful number, since it uses less digits than its factorization.

75672878812 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11829 (or 11827 counting only the distinct ones).

The product of its digits is 21073920, while the sum is 61.

The spelling of 75672878812 in words is "seventy-five billion, six hundred seventy-two million, eight hundred seventy-eight thousand, eight hundred twelve".