70351858487 has 2 divisors, whose sum is σ = 70351858488. Its totient is φ = 70351858486.

The previous prime is 70351858483. The next prime is 70351858567. The reversal of 70351858487 is 78485815307.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 70351858487 - 2² = 70351858483 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (70351858483) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35175929243 + 35175929244.

It is an arithmetic number, because the mean of its divisors is an integer number (35175929244).

Almost surely, 2^70351858487 is an apocalyptic number.

70351858487 is a deficient number, since it is larger than the sum of its proper divisors (1).

70351858487 is an equidigital number, since it uses as much as digits as its factorization.

70351858487 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7526400, while the sum is 56.

The spelling of 70351858487 in words is "seventy billion, three hundred fifty-one million, eight hundred fifty-eight thousand, four hundred eighty-seven".