124216627640 has 64 divisors (see below), whose sum is σ = 319452638400. Its totient is φ = 42583431168.

The previous prime is 124216627631. The next prime is 124216627649. The reversal of 124216627640 is 46726612421.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (124216627631) and next prime (124216627649).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (124216627649) 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, 2859362 + ... + 2902478.

It is an arithmetic number, because the mean of its divisors is an integer number (4991447475).

Almost surely, 2^124216627640 is an apocalyptic number.

124216627640 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

124216627640 is an abundant number, since it is smaller than the sum of its proper divisors (195236010760).

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

124216627640 is a wasteful number, since it uses less digits than its factorization.

124216627640 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53424 (or 53420 counting only the distinct ones).

The product of its (nonzero) digits is 193536, while the sum is 41.

The spelling of 124216627640 in words is "one hundred twenty-four billion, two hundred sixteen million, six hundred twenty-seven thousand, six hundred forty".