271269900405 has 192 divisors, whose sum is σ = 583450103808. Its totient is φ = 113758525440.

The previous prime is 271269900379. The next prime is 271269900443. The reversal of 271269900405 is 504009962172.

It is not a de Polignac number, because 271269900405 - 2²⁵ = 271236345973 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 145296282 + ... + 145298148.

It is an arithmetic number, because the mean of its divisors is an integer number (3038802624).

Almost surely, 2^271269900405 is an apocalyptic number.

It is an amenable number.

271269900405 is an abundant number, since it is smaller than the sum of its proper divisors (312180203403).

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

271269900405 is a wasteful number, since it uses less digits than its factorization.

271269900405 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2576 (or 2573 counting only the distinct ones).

The product of its (nonzero) digits is 272160, while the sum is 45.

The spelling of 271269900405 in words is "two hundred seventy-one billion, two hundred sixty-nine million, nine hundred thousand, four hundred five".