70926839856 has 240 divisors, whose sum is σ = 210359964672. Its totient is φ = 22273574400.

The previous prime is 70926839803. The next prime is 70926839861. The reversal of 70926839856 is 65893862907.

It is a super-2 number, since 2×70926839856² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 70926839793 and 70926839802.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 103845691 + ... + 103846373.

Almost surely, 2^70926839856 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 70926839856, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (105179982336).

70926839856 is an abundant number, since it is smaller than the sum of its proper divisors (139433124816).

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

70926839856 is a wasteful number, since it uses less digits than its factorization.

70926839856 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1312 (or 1303 counting only the distinct ones).

The product of its (nonzero) digits is 39191040, while the sum is 63.

The spelling of 70926839856 in words is "seventy billion, nine hundred twenty-six million, eight hundred thirty-nine thousand, eight hundred fifty-six".