1670988693360 has 160 divisors (see below), whose sum is σ = 6177468902400. Its totient is φ = 365334165504.

The previous prime is 1670988693343. The next prime is 1670988693371. The reversal of 1670988693360 is 633968890761.

It is a junction number, because it is equal to n+sod(n) for n = 1670988693291 and 1670988693300.

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, 21583885 + ... + 21661164.

It is an arithmetic number, because the mean of its divisors is an integer number (38609180640).

Almost surely, 2^{1670988693360} is an apocalyptic number.

1670988693360 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1670988693360 is an abundant number, since it is smaller than the sum of its proper divisors (4506480209040).

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

1670988693360 is a wasteful number, since it uses less digits than its factorization.

1670988693360 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43245095 (or 43245089 counting only the distinct ones).

The product of its (nonzero) digits is 70543872, while the sum is 66.

The spelling of 1670988693360 in words is "one trillion, six hundred seventy billion, nine hundred eighty-eight million, six hundred ninety-three thousand, three hundred sixty".