78070737475 has 12 divisors (see below), whose sum is σ = 97747598416. Its totient is φ = 61850213280.

The previous prime is 78070737427. The next prime is 78070737541. The reversal of 78070737475 is 57473707087.

It is not a de Polignac number, because 78070737475 - 2¹³ = 78070729283 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 15156792 + ... + 15161941.

Almost surely, 2^78070737475 is an apocalyptic number.

78070737475 is a deficient number, since it is larger than the sum of its proper divisors (19676860941).

78070737475 is a wasteful number, since it uses less digits than its factorization.

78070737475 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30318846 (or 30318841 counting only the distinct ones).

The product of its (nonzero) digits is 8067360, while the sum is 55.

The spelling of 78070737475 in words is "seventy-eight billion, seventy million, seven hundred thirty-seven thousand, four hundred seventy-five".