1373003623872 has 42 divisors (see below), whose sum is σ = 3935466986048. Its totient is φ = 457667874432.

The previous prime is 1373003623861. The next prime is 1373003623877. The reversal of 1373003623872 is 2783263003731.

1373003623872 is a `hidden beast` number, since 13 + 7 + 3 + 0 + 0 + 3 + 623 + 8 + 7 + 2 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1373003623877) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1191842848 + ... + 1191843999.

Almost surely, 2^{1373003623872} is an apocalyptic number.

1373003623872 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1373003623872 is an abundant number, since it is smaller than the sum of its proper divisors (2562463362176).

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

1373003623872 is a wasteful number, since it uses less digits than its factorization.

1373003623872 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2383686865 (or 2383686852 counting only the distinct ones).

The product of its (nonzero) digits is 762048, while the sum is 45.

The spelling of 1373003623872 in words is "one trillion, three hundred seventy-three billion, three million, six hundred twenty-three thousand, eight hundred seventy-two".