124780878343 has 16 divisors (see below), whose sum is σ = 137011908096. Its totient is φ = 112698267840.

The previous prime is 124780878329. The next prime is 124780878377. The reversal of 124780878343 is 343878087421.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-124780878343 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 (124780878043) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5282946 + ... + 5306512.

It is an arithmetic number, because the mean of its divisors is an integer number (8563244256).

Almost surely, 2^124780878343 is an apocalyptic number.

124780878343 is a deficient number, since it is larger than the sum of its proper divisors (12231029753).

124780878343 is a wasteful number, since it uses less digits than its factorization.

124780878343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26694.

The product of its (nonzero) digits is 7225344, while the sum is 55.

The spelling of 124780878343 in words is "one hundred twenty-four billion, seven hundred eighty million, eight hundred seventy-eight thousand, three hundred forty-three".