124842267040 has 96 divisors (see below), whose sum is σ = 305407746000. Its totient is φ = 48167927808.

The previous prime is 124842267031. The next prime is 124842267041. The reversal of 124842267040 is 40762248421.

It can be written as a sum of positive squares in 8 ways, for example, as 36877825296 + 87964441744 = 192036^2 + 296588^2 .

It is a Harshad number since it is a multiple of its sum of digits (40).

It is a junction number, because it is equal to n+sod(n) for n = 124842266984 and 124842267002.

It is not an unprimeable number, because it can be changed into a prime (124842267041) 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, 4947576 + ... + 4972744.

Almost surely, 2^124842267040 is an apocalyptic number.

124842267040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 124842267040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (152703873000).

124842267040 is an abundant number, since it is smaller than the sum of its proper divisors (180565478960).

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

124842267040 is a wasteful number, since it uses less digits than its factorization.

124842267040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26282 (or 26274 counting only the distinct ones).

The product of its (nonzero) digits is 172032, while the sum is 40.

The spelling of 124842267040 in words is "one hundred twenty-four billion, eight hundred forty-two million, two hundred sixty-seven thousand, forty".