12501333777045 has 32 divisors (see below), whose sum is σ = 20265595660800. Its totient is φ = 6579643060224.

The previous prime is 12501333777043. The next prime is 12501333777047. The reversal of 12501333777045 is 54077733310521.

It is an interprime number because it is at equal distance from previous prime (12501333777043) and next prime (12501333777047).

It is not a de Polignac number, because 12501333777045 - 2¹ = 12501333777043 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 12501333776985 and 12501333777003.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12501333777043) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 335500 + ... + 5011509.

It is an arithmetic number, because the mean of its divisors is an integer number (633299864400).

Almost surely, 2^{12501333777045} is an apocalyptic number.

12501333777045 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

12501333777045 is a deficient number, since it is larger than the sum of its proper divisors (7764261883755).

12501333777045 is a wasteful number, since it uses less digits than its factorization.

12501333777045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5349069.

The product of its (nonzero) digits is 1852200, while the sum is 48.

The spelling of 12501333777045 in words is "twelve trillion, five hundred one billion, three hundred thirty-three million, seven hundred seventy-seven thousand, forty-five".