126252124320 has 96 divisors (see below), whose sum is σ = 454507659648. Its totient is φ = 28857627648.

The previous prime is 126252124319. The next prime is 126252124343. The reversal of 126252124320 is 23421252621.

It is a tau number, because it is divible by the number of its divisors (96).

It is a Harshad number since it is a multiple of its sum of digits (30).

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, 18784159 + ... + 18790878.

It is an arithmetic number, because the mean of its divisors is an integer number (4734454788).

Almost surely, 2^126252124320 is an apocalyptic number.

126252124320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

126252124320 is an abundant number, since it is smaller than the sum of its proper divisors (328255535328).

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

126252124320 is a wasteful number, since it uses less digits than its factorization.

126252124320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37575062 (or 37575054 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 30.

Adding to 126252124320 its reverse (23421252621), we get a palindrome (149673376941).

The spelling of 126252124320 in words is "one hundred twenty-six billion, two hundred fifty-two million, one hundred twenty-four thousand, three hundred twenty".