4563250121979 has 20 divisors (see below), whose sum is σ = 6816972908680. Its totient is φ = 3042048065760.

The previous prime is 4563250121951. The next prime is 4563250121981. The reversal of 4563250121979 is 9791210523654.

4563250121979 is a `hidden beast` number, since 4 + 5 + 63 + 2 + 501 + 2 + 1 + 9 + 79 = 666.

It is not a de Polignac number, because 4563250121979 - 2⁸ = 4563250121723 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4563250122979) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 1015119 + ... + 3186999.

It is an arithmetic number, because the mean of its divisors is an integer number (340848645434).

Almost surely, 2^{4563250121979} is an apocalyptic number.

4563250121979 is a deficient number, since it is larger than the sum of its proper divisors (2253722786701).

4563250121979 is a wasteful number, since it uses less digits than its factorization.

4563250121979 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2197832 (or 2197823 counting only the distinct ones).

The product of its (nonzero) digits is 4082400, while the sum is 54.

The spelling of 4563250121979 in words is "four trillion, five hundred sixty-three billion, two hundred fifty million, one hundred twenty-one thousand, nine hundred seventy-nine".