949392572865 has 32 divisors (see below), whose sum is σ = 1657240722432. Its totient is φ = 460278456000.

The previous prime is 949392572771. The next prime is 949392572923. The reversal of 949392572865 is 568275293949.

It is not a de Polignac number, because 949392572865 - 2¹² = 949392568769 is a prime.

It is a super-2 number, since 2×949392572865² (a number of 25 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 949392572865.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2178180 + ... + 2577450.

It is an arithmetic number, because the mean of its divisors is an integer number (51788772576).

Almost surely, 2^949392572865 is an apocalyptic number.

It is an amenable number.

949392572865 is a deficient number, since it is larger than the sum of its proper divisors (707848149567).

949392572865 is a wasteful number, since it uses less digits than its factorization.

949392572865 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 413701.

The product of its digits is 293932800, while the sum is 69.

The spelling of 949392572865 in words is "nine hundred forty-nine billion, three hundred ninety-two million, five hundred seventy-two thousand, eight hundred sixty-five".