1403813517852 has 48 divisors (see below), whose sum is σ = 3470575157280. Its totient is φ = 440116211712.

The previous prime is 1403813517833. The next prime is 1403813517917. The reversal of 1403813517852 is 2587153183041.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2007003 + ... + 2614514.

It is an arithmetic number, because the mean of its divisors is an integer number (72303649110).

Almost surely, 2^{1403813517852} is an apocalyptic number.

1403813517852 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1403813517852 is an abundant number, since it is smaller than the sum of its proper divisors (2066761639428).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1403813517852 is a wasteful number, since it uses less digits than its factorization.

1403813517852 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4623030 (or 4623028 counting only the distinct ones).

The product of its (nonzero) digits is 806400, while the sum is 48.

The spelling of 1403813517852 in words is "one trillion, four hundred three billion, eight hundred thirteen million, five hundred seventeen thousand, eight hundred fifty-two".