245421152141050 has 24 divisors (see below), whose sum is σ = 459546989593500. Its totient is φ = 97509612122880.

The previous prime is 245421152141021. The next prime is 245421152141069. The reversal of 245421152141050 is 50141251124542.

It is a happy number.

It can be written as a sum of positive squares in 6 ways, for example, as 7095761181369 + 238325390959681 = 2663787^2 + 15437791^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 16471210815 + ... + 16471225714.

Almost surely, 2^{245421152141050} is an apocalyptic number.

245421152141050 is a deficient number, since it is larger than the sum of its proper divisors (214125837452450).

245421152141050 is a wasteful number, since it uses less digits than its factorization.

245421152141050 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32942436690 (or 32942436685 counting only the distinct ones).

The product of its (nonzero) digits is 64000, while the sum is 37.

The spelling of 245421152141050 in words is "two hundred forty-five trillion, four hundred twenty-one billion, one hundred fifty-two million, one hundred forty-one thousand, fifty".