70770091936 has 24 divisors (see below), whose sum is σ = 139459021380. Its totient is φ = 35351927808.

The previous prime is 70770091933. The next prime is 70770091949. The reversal of 70770091936 is 63919007707.

It can be written as a sum of positive squares in 2 ways, for example, as 67622881936 + 3147210000 = 260044^2 + 56100^2 .

It is a super-3 number, since 3×70770091936³ (a number of 34 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 70770091936.

It is not an unprimeable number, because it can be changed into a prime (70770091933) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1000201 + ... + 1068616.

Almost surely, 2^70770091936 is an apocalyptic number.

It is an amenable number.

70770091936 is a deficient number, since it is larger than the sum of its proper divisors (68688929444).

70770091936 is a wasteful number, since it uses less digits than its factorization.

70770091936 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2069896 (or 2069888 counting only the distinct ones).

The product of its (nonzero) digits is 500094, while the sum is 49.

The spelling of 70770091936 in words is "seventy billion, seven hundred seventy million, ninety-one thousand, nine hundred thirty-six".