4255386736545 has 96 divisors (see below), whose sum is σ = 8458993670400. Its totient is φ = 1938570693120.

The previous prime is 4255386736529. The next prime is 4255386736561. The reversal of 4255386736545 is 5456376835524.

4255386736545 is a `hidden beast` number, since 4 + 2 + 5 + 5 + 3 + 86 + 7 + 3 + 6 + 545 = 666.

It is an interprime number because it is at equal distance from previous prime (4255386736529) and next prime (4255386736561).

It is not a de Polignac number, because 4255386736545 - 2⁴ = 4255386736529 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 196443015 + ... + 196464675.

It is an arithmetic number, because the mean of its divisors is an integer number (88114517400).

Almost surely, 2^{4255386736545} is an apocalyptic number.

4255386736545 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

It is an amenable number.

4255386736545 is a deficient number, since it is larger than the sum of its proper divisors (4203606933855).

4255386736545 is a wasteful number, since it uses less digits than its factorization.

4255386736545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23815 (or 23812 counting only the distinct ones).

The product of its digits is 362880000, while the sum is 63.

The spelling of 4255386736545 in words is "four trillion, two hundred fifty-five billion, three hundred eighty-six million, seven hundred thirty-six thousand, five hundred forty-five".