1950749818272 has 72 divisors (see below), whose sum is σ = 5601303568224. Its totient is φ = 643936823424.

The previous prime is 1950749818267. The next prime is 1950749818289. The reversal of 1950749818272 is 2728189470591.

1950749818272 is a `hidden beast` number, since 1 + 9 + 507 + 4 + 98 + 18 + 27 + 2 = 666.

It is a tau number, because it is divible by the number of its divisors (72).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 32851098 + ... + 32910425.

It is an arithmetic number, because the mean of its divisors is an integer number (77795882892).

Almost surely, 2^{1950749818272} is an apocalyptic number.

1950749818272 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1950749818272 is an abundant number, since it is smaller than the sum of its proper divisors (3650553749952).

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

1950749818272 is a wasteful number, since it uses less digits than its factorization.

1950749818272 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65761642 (or 65761631 counting only the distinct ones).

The product of its (nonzero) digits is 20321280, while the sum is 63.

The spelling of 1950749818272 in words is "one trillion, nine hundred fifty billion, seven hundred forty-nine million, eight hundred eighteen thousand, two hundred seventy-two".