70740733740 has 48 divisors (see below), whose sum is σ = 198109863168. Its totient is φ = 18860785344.

The previous prime is 70740733711. The next prime is 70740733759. The reversal of 70740733740 is 4733704707.

It is a junction number, because it is equal to n+sod(n) for n = 70740733692 and 70740733701.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 237249 + ... + 444711.

It is an arithmetic number, because the mean of its divisors is an integer number (4127288816).

Almost surely, 2^70740733740 is an apocalyptic number.

It is an amenable number.

70740733740 is an abundant number, since it is smaller than the sum of its proper divisors (127369129428).

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

70740733740 is a wasteful number, since it uses less digits than its factorization.

70740733740 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 213158 (or 213156 counting only the distinct ones).

The product of its (nonzero) digits is 345744, while the sum is 42.

It can be divided in two parts, 707407 and 33740, that added together give a palindrome (741147).

The spelling of 70740733740 in words is "seventy billion, seven hundred forty million, seven hundred thirty-three thousand, seven hundred forty".