245163862125 has 288 divisors, whose sum is σ = 555927057504. Its totient is φ = 103028889600.

The previous prime is 245163862109. The next prime is 245163862129. The reversal of 245163862125 is 521268361542.

245163862125 is a `hidden beast` number, since 2 + 4 + 5 + 1 + 638 + 6 + 2 + 1 + 2 + 5 = 666.

It can be written as a sum of positive squares in 16 ways, for example, as 215271872676 + 29891989449 = 463974^2 + 172893^2 .

It is not a de Polignac number, because 245163862125 - 2⁴ = 245163862109 is a prime.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (245163862129) by changing a digit.

It is a polite number, since it can be written in 287 ways as a sum of consecutive naturals, for example, 224303079 + ... + 224304171.

It is an arithmetic number, because the mean of its divisors is an integer number (1930302283).

Almost surely, 2^245163862125 is an apocalyptic number.

245163862125 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

245163862125 is an abundant number, since it is smaller than the sum of its proper divisors (310763195379).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

245163862125 is a wasteful number, since it uses less digits than its factorization.

245163862125 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1454 (or 1434 counting only the distinct ones).

The product of its digits is 691200, while the sum is 45.

The spelling of 245163862125 in words is "two hundred forty-five billion, one hundred sixty-three million, eight hundred sixty-two thousand, one hundred twenty-five".