1002874306545 has 16 divisors (see below), whose sum is σ = 1782887656320. Its totient is φ = 534866296752.

The previous prime is 1002874306501. The next prime is 1002874306561. The reversal of 1002874306545 is 5456034782001.

1002874306545 is a `hidden beast` number, since 1 + 0 + 0 + 2 + 8 + 74 + 30 + 6 + 545 = 666.

It is not a de Polignac number, because 1002874306545 - 2¹⁸ = 1002874044401 is a prime.

It is a super-2 number, since 2×1002874306545² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a self number, because there is not a number n which added to its sum of digits gives 1002874306545.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3714349149 + ... + 3714349418.

It is an arithmetic number, because the mean of its divisors is an integer number (111430478520).

Almost surely, 2^{1002874306545} is an apocalyptic number.

1002874306545 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1002874306545 is a deficient number, since it is larger than the sum of its proper divisors (780013349775).

1002874306545 is an equidigital number, since it uses as much as digits as its factorization.

1002874306545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7428698581 (or 7428698575 counting only the distinct ones).

The product of its (nonzero) digits is 806400, while the sum is 45.

The spelling of 1002874306545 in words is "one trillion, two billion, eight hundred seventy-four million, three hundred six thousand, five hundred forty-five".