126257107104 has 96 divisors (see below), whose sum is σ = 375198143040. Its totient is φ = 41291617536.

The previous prime is 126257107079. The next prime is 126257107127. The reversal of 126257107104 is 401701752621.

126257107104 is a `hidden beast` number, since 1 + 2 + 625 + 7 + 10 + 7 + 10 + 4 = 666.

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 (36).

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, 1332802 + ... + 1424385.

It is an arithmetic number, because the mean of its divisors is an integer number (3908313990).

Almost surely, 2^126257107104 is an apocalyptic number.

It is an amenable number.

126257107104 is an abundant number, since it is smaller than the sum of its proper divisors (248941035936).

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

126257107104 is a wasteful number, since it uses less digits than its factorization.

126257107104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2757259 (or 2757245 counting only the distinct ones).

The product of its (nonzero) digits is 23520, while the sum is 36.

Adding to 126257107104 its reverse (401701752621), we get a palindrome (527958859725).

The spelling of 126257107104 in words is "one hundred twenty-six billion, two hundred fifty-seven million, one hundred seven thousand, one hundred four".