124649734380040 has 64 divisors (see below), whose sum is σ = 290218169548800. Its totient is φ = 48126455639808.

The previous prime is 124649734380013. The next prime is 124649734380049. The reversal of 124649734380040 is 40083437946421.

It is not an unprimeable number, because it can be changed into a prime (124649734380049) 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, 11817864 + ... + 19722103.

It is an arithmetic number, because the mean of its divisors is an integer number (4534658899200).

Almost surely, 2^{124649734380040} is an apocalyptic number.

124649734380040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

124649734380040 is an abundant number, since it is smaller than the sum of its proper divisors (165568435168760).

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

124649734380040 is a wasteful number, since it uses less digits than its factorization.

124649734380040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31543414 (or 31543410 counting only the distinct ones).

The product of its (nonzero) digits is 13934592, while the sum is 55.

The spelling of 124649734380040 in words is "one hundred twenty-four trillion, six hundred forty-nine billion, seven hundred thirty-four million, three hundred eighty thousand, forty".