1253877801204 has 24 divisors (see below), whose sum is σ = 3343674136768. Its totient is φ = 358250800320.

The previous prime is 1253877801203. The next prime is 1253877801229. The reversal of 1253877801204 is 4021087783521.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1253877801203) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7463558257 + ... + 7463558424.

Almost surely, 2^{1253877801204} is an apocalyptic number.

1253877801204 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

1253877801204 is an abundant number, since it is smaller than the sum of its proper divisors (2089796335564).

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

1253877801204 is a wasteful number, since it uses less digits than its factorization.

1253877801204 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14927116695 (or 14927116693 counting only the distinct ones).

The product of its (nonzero) digits is 752640, while the sum is 48.

The spelling of 1253877801204 in words is "one trillion, two hundred fifty-three billion, eight hundred seventy-seven million, eight hundred one thousand, two hundred four".