1002045278683 has 8 divisors (see below), whose sum is σ = 1012002641856. Its totient is φ = 992088624000.

The previous prime is 1002045278653. The next prime is 1002045278749. The reversal of 1002045278683 is 3868725402001.

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

It is a cyclic number.

It is not a de Polignac number, because 1002045278683 - 2¹⁷ = 1002045147611 is a prime.

It is a super-2 number, since 2×1002045278683² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1002045278653) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2936035 + ... + 3259507.

It is an arithmetic number, because the mean of its divisors is an integer number (126500330232).

Almost surely, 2^{1002045278683} is an apocalyptic number.

1002045278683 is a deficient number, since it is larger than the sum of its proper divisors (9957363173).

1002045278683 is a wasteful number, since it uses less digits than its factorization.

1002045278683 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 354245.

The product of its (nonzero) digits is 645120, while the sum is 46.

The spelling of 1002045278683 in words is "one trillion, two billion, forty-five million, two hundred seventy-eight thousand, six hundred eighty-three".