70880777708863 has 2 divisors, whose sum is σ = 70880777708864. Its totient is φ = 70880777708862.

The previous prime is 70880777708771. The next prime is 70880777708921. The reversal of 70880777708863 is 36880777708807.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-70880777708863 is a prime.

It is a super-3 number, since 3×70880777708863³ (a number of 43 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a self number, because there is not a number n which added to its sum of digits gives 70880777708863.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (70880777708263) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35440388854431 + 35440388854432.

It is an arithmetic number, because the mean of its divisors is an integer number (35440388854432).

Almost surely, 2^{70880777708863} is an apocalyptic number.

70880777708863 is a deficient number, since it is larger than the sum of its proper divisors (1).

70880777708863 is an equidigital number, since it uses as much as digits as its factorization.

70880777708863 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1239146496, while the sum is 76.

The spelling of 70880777708863 in words is "seventy trillion, eight hundred eighty billion, seven hundred seventy-seven million, seven hundred eight thousand, eight hundred sixty-three".