3870400001373 has 16 divisors (see below), whose sum is σ = 5812472861440. Its totient is φ = 2544920547552.

The previous prime is 3870400001329. The next prime is 3870400001381. The reversal of 3870400001373 is 3731000040783.

3870400001373 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 3870400001373 - 2³⁰ = 3869326259549 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3870400001323) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 981834661 + ... + 981838602.

It is an arithmetic number, because the mean of its divisors is an integer number (363279553840).

Almost surely, 2^{3870400001373} is an apocalyptic number.

It is an amenable number.

3870400001373 is a deficient number, since it is larger than the sum of its proper divisors (1942072860067).

3870400001373 is a wasteful number, since it uses less digits than its factorization.

3870400001373 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1963673345 (or 1963673339 counting only the distinct ones).

The product of its (nonzero) digits is 42336, while the sum is 36.

The spelling of 3870400001373 in words is "three trillion, eight hundred seventy billion, four hundred million, one thousand, three hundred seventy-three".