1473686991900 has 144 divisors (see below), whose sum is σ = 4738159759200. Its totient is φ = 392939320320.

The previous prime is 1473686991877. The next prime is 1473686991901. The reversal of 1473686991900 is 91996863741.

1473686991900 is a `hidden beast` number, since 1 + 47 + 368 + 69 + 91 + 90 + 0 = 666.

It is a super-2 number, since 2×1473686991900² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1473686991901) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 29429284 + ... + 29479316.

Almost surely, 2^{1473686991900} is an apocalyptic number.

1473686991900 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1473686991900 is an abundant number, since it is smaller than the sum of its proper divisors (3264472767300).

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

1473686991900 is a wasteful number, since it uses less digits than its factorization.

1473686991900 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60965 (or 60952 counting only the distinct ones).

The product of its (nonzero) digits is 17635968, while the sum is 63.

The spelling of 1473686991900 in words is "one trillion, four hundred seventy-three billion, six hundred eighty-six million, nine hundred ninety-one thousand, nine hundred".