747077678472 has 32 divisors (see below), whose sum is σ = 1913247715680. Its totient is φ = 242952090240.

The previous prime is 747077678441. The next prime is 747077678497. The reversal of 747077678472 is 274876770747.

747077678472 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×747077678472² (a number of 25 digits) contains 22 as substring.

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, 379611658 + ... + 379613625.

It is an arithmetic number, because the mean of its divisors is an integer number (59788991115).

Almost surely, 2^747077678472 is an apocalyptic number.

It is an amenable number.

747077678472 is an abundant number, since it is smaller than the sum of its proper divisors (1166170037208).

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

747077678472 is a wasteful number, since it uses less digits than its factorization.

747077678472 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 759225333 (or 759225329 counting only the distinct ones).

The product of its (nonzero) digits is 180708864, while the sum is 66.

The spelling of 747077678472 in words is "seven hundred forty-seven billion, seventy-seven million, six hundred seventy-eight thousand, four hundred seventy-two".