255146400135 has 72 divisors (see below), whose sum is σ = 507249261792. Its totient is φ = 118328707200.

The previous prime is 255146400059. The next prime is 255146400137. The reversal of 255146400135 is 531004641552.

255146400135 is a `hidden beast` number, since 2 + 5 + 5 + 1 + 4 + 640 + 0 + 1 + 3 + 5 = 666.

It is not a de Polignac number, because 255146400135 - 2¹³ = 255146391943 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 255146400135.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (255146400137) by changing a digit.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 893436 + ... + 1143905.

It is an arithmetic number, because the mean of its divisors is an integer number (7045128636).

Almost surely, 2^255146400135 is an apocalyptic number.

255146400135 is a deficient number, since it is larger than the sum of its proper divisors (252102861657).

255146400135 is a wasteful number, since it uses less digits than its factorization.

255146400135 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2037397 (or 2037383 counting only the distinct ones).

The product of its (nonzero) digits is 72000, while the sum is 36.

The spelling of 255146400135 in words is "two hundred fifty-five billion, one hundred forty-six million, four hundred thousand, one hundred thirty-five".