70390023356 has 12 divisors (see below), whose sum is σ = 123184477920. Its totient is φ = 35194458240.

The previous prime is 70390023299. The next prime is 70390023359. The reversal of 70390023356 is 65332009307.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (70390023359) 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, 307325 + ... + 485003.

It is an arithmetic number, because the mean of its divisors is an integer number (10265373160).

Almost surely, 2^70390023356 is an apocalyptic number.

It is an amenable number.

70390023356 is a deficient number, since it is larger than the sum of its proper divisors (52794454564).

70390023356 is a wasteful number, since it uses less digits than its factorization.

70390023356 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 276724 (or 276722 counting only the distinct ones).

The product of its (nonzero) digits is 102060, while the sum is 38.

The spelling of 70390023356 in words is "seventy billion, three hundred ninety million, twenty-three thousand, three hundred fifty-six".