1255401624513 has 8 divisors (see below), whose sum is σ = 1674579011328. Its totient is φ = 836579327024.

The previous prime is 1255401624419. The next prime is 1255401624551. The reversal of 1255401624513 is 3154261045521.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1255401624513 - 2³⁷ = 1117962671041 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1255401624413) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 88764081 + ... + 88778222.

It is an arithmetic number, because the mean of its divisors is an integer number (209322376416).

Almost surely, 2^{1255401624513} is an apocalyptic number.

It is an amenable number.

1255401624513 is a deficient number, since it is larger than the sum of its proper divisors (419177386815).

1255401624513 is a wasteful number, since it uses less digits than its factorization.

1255401624513 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 177544663.

The product of its (nonzero) digits is 144000, while the sum is 39.

The spelling of 1255401624513 in words is "one trillion, two hundred fifty-five billion, four hundred one million, six hundred twenty-four thousand, five hundred thirteen".