254545155413 has 4 divisors (see below), whose sum is σ = 255656706540. Its totient is φ = 253433604288.

The previous prime is 254545155407. The next prime is 254545155427. The reversal of 254545155413 is 314551545452.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 224825808964 + 29719346449 = 474158^2 + 172393^2 .

It is a cyclic number.

It is not a de Polignac number, because 254545155413 - 2¹⁰ = 254545154389 is a prime.

It is a super-2 number, since 2×254545155413² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (254545155313) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 555775220 + ... + 555775677.

It is an arithmetic number, because the mean of its divisors is an integer number (63914176635).

Almost surely, 2^254545155413 is an apocalyptic number.

It is an amenable number.

254545155413 is a deficient number, since it is larger than the sum of its proper divisors (1111551127).

254545155413 is a wasteful number, since it uses less digits than its factorization.

254545155413 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1111551126.

The product of its digits is 1200000, while the sum is 44.

The spelling of 254545155413 in words is "two hundred fifty-four billion, five hundred forty-five million, one hundred fifty-five thousand, four hundred thirteen".