124130235352240 has 80 divisors (see below), whose sum is σ = 310968602235648. Its totient is φ = 45808283501568.

The previous prime is 124130235352231. The next prime is 124130235352267. The reversal of 124130235352240 is 42253532031421.

It is a tau number, because it is divible by the number of its divisors (80).

It is a self number, because there is not a number n which added to its sum of digits gives 124130235352240.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 29842272 + ... + 33746431.

Almost surely, 2^{124130235352240} is an apocalyptic number.

124130235352240 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

124130235352240 is an abundant number, since it is smaller than the sum of its proper divisors (186838366883408).

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

124130235352240 is a wasteful number, since it uses less digits than its factorization.

124130235352240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63590606 (or 63590600 counting only the distinct ones).

The product of its (nonzero) digits is 172800, while the sum is 37.

Adding to 124130235352240 its reverse (42253532031421), we get a palindrome (166383767383661).

The spelling of 124130235352240 in words is "one hundred twenty-four trillion, one hundred thirty billion, two hundred thirty-five million, three hundred fifty-two thousand, two hundred forty".