200172760540 has 96 divisors (see below), whose sum is σ = 427439073600. Its totient is φ = 78735820800.

The previous prime is 200172760537. The next prime is 200172760553. The reversal of 200172760540 is 45067271002.

It is a junction number, because it is equal to n+sod(n) for n = 200172760496 and 200172760505.

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, 190821936 + ... + 190822984.

It is an arithmetic number, because the mean of its divisors is an integer number (4452490350).

Almost surely, 2^200172760540 is an apocalyptic number.

200172760540 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

200172760540 is an abundant number, since it is smaller than the sum of its proper divisors (227266313060).

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

200172760540 is a wasteful number, since it uses less digits than its factorization.

200172760540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1783 (or 1781 counting only the distinct ones).

The product of its (nonzero) digits is 23520, while the sum is 34.

The spelling of 200172760540 in words is "two hundred billion, one hundred seventy-two million, seven hundred sixty thousand, five hundred forty".