126404525151 has 12 divisors (see below), whose sum is σ = 193324568112. Its totient is φ = 79312643136.

The previous prime is 126404525123. The next prime is 126404525153. The reversal of 126404525151 is 151525404621.

126404525151 is a `hidden beast` number, since 1 + 2 + 640 + 4 + 5 + 2 + 5 + 1 + 5 + 1 = 666.

It is not a de Polignac number, because 126404525151 - 2⁵ = 126404525119 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (126404525153) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 413086531 + ... + 413086836.

It is an arithmetic number, because the mean of its divisors is an integer number (16110380676).

Almost surely, 2^126404525151 is an apocalyptic number.

126404525151 is a deficient number, since it is larger than the sum of its proper divisors (66920042961).

126404525151 is a wasteful number, since it uses less digits than its factorization.

126404525151 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 826173390 (or 826173387 counting only the distinct ones).

The product of its (nonzero) digits is 48000, while the sum is 36.

Adding to 126404525151 its reverse (151525404621), we get a palindrome (277929929772).

The spelling of 126404525151 in words is "one hundred twenty-six billion, four hundred four million, five hundred twenty-five thousand, one hundred fifty-one".