245364636141 has 6 divisors (see below), whose sum is σ = 354415585550. Its totient is φ = 163576424088.

The previous prime is 245364636137. The next prime is 245364636163. The reversal of 245364636141 is 141636463542.

245364636141 is a `hidden beast` number, since 2 + 4 + 5 + 3 + 6 + 4 + 636 + 1 + 4 + 1 = 666.

It can be written as a sum of positive squares in only one way, i.e., 126608584041 + 118756052100 = 355821^2 + 344610^2 .

It is not a de Polignac number, because 245364636141 - 2² = 245364636137 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (245364636191) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 13631368666 + ... + 13631368683.

Almost surely, 2^245364636141 is an apocalyptic number.

It is an amenable number.

245364636141 is a deficient number, since it is larger than the sum of its proper divisors (109050949409).

245364636141 is a wasteful number, since it uses less digits than its factorization.

245364636141 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27262737355 (or 27262737352 counting only the distinct ones).

The product of its digits is 1244160, while the sum is 45.

The spelling of 245364636141 in words is "two hundred forty-five billion, three hundred sixty-four million, six hundred thirty-six thousand, one hundred forty-one".