126413123004 has 72 divisors (see below), whose sum is σ = 375063587808. Its totient is φ = 35141869440.

The previous prime is 126413122981. The next prime is 126413123017. The reversal of 126413123004 is 400321314621.

It is a happy number.

126413123004 is a `hidden beast` number, since 1 + 2 + 6 + 41 + 312 + 300 + 4 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 6769587 + ... + 6788234.

Almost surely, 2^126413123004 is an apocalyptic number.

126413123004 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

126413123004 is an abundant number, since it is smaller than the sum of its proper divisors (248650464804).

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

126413123004 is a wasteful number, since it uses less digits than its factorization.

126413123004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13557875 (or 13557870 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 27.

Adding to 126413123004 its reverse (400321314621), we get a palindrome (526734437625).

The spelling of 126413123004 in words is "one hundred twenty-six billion, four hundred thirteen million, one hundred twenty-three thousand, four".