1250432555145 has 32 divisors (see below), whose sum is σ = 2118616352640. Its totient is φ = 627598033920.

The previous prime is 1250432555143. The next prime is 1250432555153. The reversal of 1250432555145 is 5415552340521.

It is a happy number.

It is not a de Polignac number, because 1250432555145 - 2¹ = 1250432555143 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1250432555097 and 1250432555106.

It is not an unprimeable number, because it can be changed into a prime (1250432555143) 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 31 ways as a sum of consecutive naturals, for example, 2053630 + ... + 2591960.

It is an arithmetic number, because the mean of its divisors is an integer number (66206761020).

Almost surely, 2^{1250432555145} is an apocalyptic number.

1250432555145 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1250432555145 is a deficient number, since it is larger than the sum of its proper divisors (868183797495).

1250432555145 is a wasteful number, since it uses less digits than its factorization.

1250432555145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 547465.

The product of its (nonzero) digits is 600000, while the sum is 42.

Adding to 1250432555145 its reverse (5415552340521), we get a palindrome (6665984895666).

The spelling of 1250432555145 in words is "one trillion, two hundred fifty billion, four hundred thirty-two million, five hundred fifty-five thousand, one hundred forty-five".