1897010996352 has 64 divisors (see below), whose sum is σ = 5212691884800. Its totient is φ = 610532271104.

The previous prime is 1897010996311. The next prime is 1897010996383. The reversal of 1897010996352 is 2536990107981.

It is a tau number, because it is divible by the number of its divisors (64).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 85163568 + ... + 85185839.

It is an arithmetic number, because the mean of its divisors is an integer number (81448310700).

Almost surely, 2^{1897010996352} is an apocalyptic number.

1897010996352 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1897010996352 is an abundant number, since it is smaller than the sum of its proper divisors (3315680888448).

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

1897010996352 is a wasteful number, since it uses less digits than its factorization.

1897010996352 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 170349453 (or 170349441 counting only the distinct ones).

The product of its (nonzero) digits is 7348320, while the sum is 60.

The spelling of 1897010996352 in words is "one trillion, eight hundred ninety-seven billion, ten million, nine hundred ninety-six thousand, three hundred fifty-two".