70919802023 has 4 divisors (see below), whose sum is σ = 81051202320. Its totient is φ = 60788401728.

The previous prime is 70919802011. The next prime is 70919802049. The reversal of 70919802023 is 32020891907.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 70919802023 - 2⁴ = 70919802007 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (70919802323) 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, 5065700138 + ... + 5065700151.

It is an arithmetic number, because the mean of its divisors is an integer number (20262800580).

Almost surely, 2^70919802023 is an apocalyptic number.

70919802023 is a deficient number, since it is larger than the sum of its proper divisors (10131400297).

70919802023 is a wasteful number, since it uses less digits than its factorization.

70919802023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10131400296.

The product of its (nonzero) digits is 54432, while the sum is 41.

The spelling of 70919802023 in words is "seventy billion, nine hundred nineteen million, eight hundred two thousand, twenty-three".