1250320145055 has 32 divisors (see below), whose sum is σ = 2065125070848. Its totient is φ = 645301468800.

The previous prime is 1250320145047. The next prime is 1250320145083. The reversal of 1250320145055 is 5505410230521.

It is not a de Polignac number, because 1250320145055 - 2³ = 1250320145047 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 21440397 + ... + 21498633.

It is an arithmetic number, because the mean of its divisors is an integer number (64535158464).

Almost surely, 2^{1250320145055} is an apocalyptic number.

1250320145055 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1250320145055 is a deficient number, since it is larger than the sum of its proper divisors (814804925793).

1250320145055 is a wasteful number, since it uses less digits than its factorization.

1250320145055 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 104447.

The product of its (nonzero) digits is 30000, while the sum is 33.

Adding to 1250320145055 its reverse (5505410230521), we get a palindrome (6755730375576).

The spelling of 1250320145055 in words is "one trillion, two hundred fifty billion, three hundred twenty million, one hundred forty-five thousand, fifty-five".