455173702245 has 48 divisors (see below), whose sum is σ = 820402867440. Its totient is φ = 233173721088.

The previous prime is 455173702211. The next prime is 455173702259. The reversal of 455173702245 is 542207371554.

455173702245 is a `hidden beast` number, since 4 + 5 + 51 + 7 + 370 + 224 + 5 = 666.

It can be written as a sum of positive squares in 8 ways, for example, as 134072413281 + 321101288964 = 366159^2 + 566658^2 .

It is not a de Polignac number, because 455173702245 - 2¹² = 455173698149 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a self number, because there is not a number n which added to its sum of digits gives 455173702245.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 651742 + ... + 1155471.

It is an arithmetic number, because the mean of its divisors is an integer number (17091726405).

Almost surely, 2^455173702245 is an apocalyptic number.

455173702245 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

It is an amenable number.

455173702245 is a deficient number, since it is larger than the sum of its proper divisors (365229165195).

455173702245 is a wasteful number, since it uses less digits than its factorization.

455173702245 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1807446 (or 1807443 counting only the distinct ones).

The product of its (nonzero) digits is 1176000, while the sum is 45.

The spelling of 455173702245 in words is "four hundred fifty-five billion, one hundred seventy-three million, seven hundred two thousand, two hundred forty-five".