124973641240 has 32 divisors (see below), whose sum is σ = 321360792480. Its totient is φ = 42848105472.

The previous prime is 124973641189. The next prime is 124973641267. The reversal of 124973641240 is 42146379421.

It is a super-2 number, since 2×124973641240² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 223166937 + ... + 223167496.

It is an arithmetic number, because the mean of its divisors is an integer number (10042524765).

Almost surely, 2^124973641240 is an apocalyptic number.

124973641240 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

124973641240 is an abundant number, since it is smaller than the sum of its proper divisors (196387151240).

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

124973641240 is a wasteful number, since it uses less digits than its factorization.

124973641240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 446334451 (or 446334447 counting only the distinct ones).

The product of its (nonzero) digits is 290304, while the sum is 43.

The spelling of 124973641240 in words is "one hundred twenty-four billion, nine hundred seventy-three million, six hundred forty-one thousand, two hundred forty".