320260262613555 has 16 divisors (see below), whose sum is σ = 558999731107584. Its totient is φ = 155277703085280.

The previous prime is 320260262613547. The next prime is 320260262613563. The reversal of 320260262613555 is 555316262062023.

It is an interprime number because it is at equal distance from previous prime (320260262613547) and next prime (320260262613563).

It is not a de Polignac number, because 320260262613555 - 2³ = 320260262613547 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 970485644119 + ... + 970485644448.

It is an arithmetic number, because the mean of its divisors is an integer number (34937483194224).

Almost surely, 2^{320260262613555} is an apocalyptic number.

320260262613555 is a deficient number, since it is larger than the sum of its proper divisors (238739468494029).

320260262613555 is a wasteful number, since it uses less digits than its factorization.

320260262613555 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1940971288586.

The product of its (nonzero) digits is 3888000, while the sum is 48.

The spelling of 320260262613555 in words is "three hundred twenty trillion, two hundred sixty billion, two hundred sixty-two million, six hundred thirteen thousand, five hundred fifty-five".