93490937479 has 2 divisors, whose sum is σ = 93490937480. Its totient is φ = 93490937478.

The previous prime is 93490937461. The next prime is 93490937587. The reversal of 93490937479 is 97473909439.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 93490937479 - 2²⁷ = 93356719751 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 93490937479.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (93490937279) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 46745468739 + 46745468740.

It is an arithmetic number, because the mean of its divisors is an integer number (46745468740).

Almost surely, 2^93490937479 is an apocalyptic number.

93490937479 is a deficient number, since it is larger than the sum of its proper divisors (1).

93490937479 is an equidigital number, since it uses as much as digits as its factorization.

93490937479 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 46294416, while the sum is 64.

The spelling of 93490937479 in words is "ninety-three billion, four hundred ninety million, nine hundred thirty-seven thousand, four hundred seventy-nine".