70442263499 has 2 divisors, whose sum is σ = 70442263500. Its totient is φ = 70442263498.

The previous prime is 70442263403. The next prime is 70442263517. The reversal of 70442263499 is 99436224407.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-70442263499 is a prime.

It is a super-2 number, since 2×70442263499² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (70442263799) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35221131749 + 35221131750.

It is an arithmetic number, because the mean of its divisors is an integer number (35221131750).

Almost surely, 2^70442263499 is an apocalyptic number.

70442263499 is a deficient number, since it is larger than the sum of its proper divisors (1).

70442263499 is an equidigital number, since it uses as much as digits as its factorization.

70442263499 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2612736, while the sum is 50.

The spelling of 70442263499 in words is "seventy billion, four hundred forty-two million, two hundred sixty-three thousand, four hundred ninety-nine".