1479953259818 has 8 divisors (see below), whose sum is σ = 2421741697920. Its totient is φ = 672706027180.

The previous prime is 1479953259817. The next prime is 1479953259821. The reversal of 1479953259818 is 8189523599741.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×1479953259818² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1479953259817) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 33635301338 + ... + 33635301381.

It is an arithmetic number, because the mean of its divisors is an integer number (302717712240).

Almost surely, 2^{1479953259818} is an apocalyptic number.

1479953259818 is a deficient number, since it is larger than the sum of its proper divisors (941788438102).

1479953259818 is a wasteful number, since it uses less digits than its factorization.

1479953259818 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67270602732.

The product of its digits is 195955200, while the sum is 71.

The spelling of 1479953259818 in words is "one trillion, four hundred seventy-nine billion, nine hundred fifty-three million, two hundred fifty-nine thousand, eight hundred eighteen".