73242123840630 has 48 divisors (see below), whose sum is σ = 191079452163600. Its totient is φ = 19464573518784.

The previous prime is 73242123840577. The next prime is 73242123840647. The reversal of 73242123840630 is 3604832124237.

73242123840630 is a `hidden beast` number, since 7 + 3 + 2 + 4 + 2 + 1 + 2 + 3 + 8 + 4 + 0 + 630 = 666.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1388713180 + ... + 1388765919.

It is an arithmetic number, because the mean of its divisors is an integer number (3980821920075).

Almost surely, 2^{73242123840630} is an apocalyptic number.

73242123840630 is an abundant number, since it is smaller than the sum of its proper divisors (117837328322970).

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

73242123840630 is a wasteful number, since it uses less digits than its factorization.

73242123840630 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2777479405 (or 2777479402 counting only the distinct ones).

The product of its (nonzero) digits is 1161216, while the sum is 45.

Adding to 73242123840630 its reverse (3604832124237), we get a palindrome (76846955964867).

The spelling of 73242123840630 in words is "seventy-three trillion, two hundred forty-two billion, one hundred twenty-three million, eight hundred forty thousand, six hundred thirty".