126613313585 has 64 divisors (see below), whose sum is σ = 170579312640. Its totient is φ = 89438618880.

The previous prime is 126613313579. The next prime is 126613313591. The reversal of 126613313585 is 585313316621.

It is an interprime number because it is at equal distance from previous prime (126613313579) and next prime (126613313591).

It is not a de Polignac number, because 126613313585 - 2⁶ = 126613313521 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 208588352 + ... + 208588958.

It is an arithmetic number, because the mean of its divisors is an integer number (2665301760).

Almost surely, 2^126613313585 is an apocalyptic number.

It is an amenable number.

126613313585 is a deficient number, since it is larger than the sum of its proper divisors (43965999055).

126613313585 is a wasteful number, since it uses less digits than its factorization.

126613313585 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1278.

The product of its digits is 388800, while the sum is 44.

The spelling of 126613313585 in words is "one hundred twenty-six billion, six hundred thirteen million, three hundred thirteen thousand, five hundred eighty-five".