1002047255079 has 32 divisors (see below), whose sum is σ = 1463375424000. Its totient is φ = 606130197120.

The previous prime is 1002047255063. The next prime is 1002047255113. The reversal of 1002047255079 is 9705527402001.

It is not a de Polignac number, because 1002047255079 - 2⁴ = 1002047255063 is a prime.

It is a super-2 number, since 2×1002047255079² (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 1002047255079.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1002047255039) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 32361897 + ... + 32392845.

It is an arithmetic number, because the mean of its divisors is an integer number (45730482000).

Almost surely, 2^{1002047255079} is an apocalyptic number.

1002047255079 is a deficient number, since it is larger than the sum of its proper divisors (461328168921).

1002047255079 is a wasteful number, since it uses less digits than its factorization.

1002047255079 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45095.

The product of its (nonzero) digits is 176400, while the sum is 42.

The spelling of 1002047255079 in words is "one trillion, two billion, forty-seven million, two hundred fifty-five thousand, seventy-nine".