1373223174320 has 20 divisors (see below), whose sum is σ = 3192743880480. Its totient is φ = 549289269696.

The previous prime is 1373223174319. The next prime is 1373223174329. The reversal of 1373223174320 is 234713223731.

It is a tau number, because it is divible by the number of its divisors (20).

It is a super-3 number, since 3×1373223174320³ (a number of 37 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (1373223174329) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8582644760 + ... + 8582644919.

It is an arithmetic number, because the mean of its divisors is an integer number (159637194024).

Almost surely, 2^{1373223174320} is an apocalyptic number.

1373223174320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1373223174320 is an abundant number, since it is smaller than the sum of its proper divisors (1819520706160).

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

1373223174320 is a wasteful number, since it uses less digits than its factorization.

1373223174320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17165289692 (or 17165289686 counting only the distinct ones).

The product of its (nonzero) digits is 127008, while the sum is 38.

The spelling of 1373223174320 in words is "one trillion, three hundred seventy-three billion, two hundred twenty-three million, one hundred seventy-four thousand, three hundred twenty".