1002532154445 has 32 divisors (see below), whose sum is σ = 1793213654400. Its totient is φ = 531403535232.

The previous prime is 1002532154423. The next prime is 1002532154453. The reversal of 1002532154445 is 5444512352001.

1002532154445 is a `hidden beast` number, since 1 + 0 + 0 + 2 + 53 + 21 + 544 + 45 = 666.

It is not a de Polignac number, because 1002532154445 - 2²² = 1002527960141 is a prime.

It is a super-2 number, since 2×1002532154445² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

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, 22757640 + ... + 22801649.

It is an arithmetic number, because the mean of its divisors is an integer number (56037926700).

Almost surely, 2^{1002532154445} is an apocalyptic number.

1002532154445 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1002532154445 is a deficient number, since it is larger than the sum of its proper divisors (790681499955).

1002532154445 is a wasteful number, since it uses less digits than its factorization.

1002532154445 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45559466 (or 45559460 counting only the distinct ones).

The product of its (nonzero) digits is 96000, while the sum is 36.

The spelling of 1002532154445 in words is "one trillion, two billion, five hundred thirty-two million, one hundred fifty-four thousand, four hundred forty-five".