70797678983 has 2 divisors, whose sum is σ = 70797678984. Its totient is φ = 70797678982.

The previous prime is 70797678943. The next prime is 70797679013. The reversal of 70797678983 is 38987679707.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 70797678983 - 2²² = 70793484679 is a prime.

It is a super-4 number, since 4×70797678983⁴ (a number of 45 digits) contains 4444 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (70797678943) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35398839491 + 35398839492.

It is an arithmetic number, because the mean of its divisors is an integer number (35398839492).

Almost surely, 2^70797678983 is an apocalyptic number.

70797678983 is a deficient number, since it is larger than the sum of its proper divisors (1).

70797678983 is an equidigital number, since it uses as much as digits as its factorization.

70797678983 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 224042112, while the sum is 71.

The spelling of 70797678983 in words is "seventy billion, seven hundred ninety-seven million, six hundred seventy-eight thousand, nine hundred eighty-three".