126239607494 has 48 divisors (see below), whose sum is σ = 255641806080. Its totient is φ = 45400848480.

The previous prime is 126239607463. The next prime is 126239607523. The reversal of 126239607494 is 494706932621.

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, 2399234 + ... + 2451285.

It is an arithmetic number, because the mean of its divisors is an integer number (5325870960).

Almost surely, 2^126239607494 is an apocalyptic number.

126239607494 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

126239607494 is an abundant number, since it is smaller than the sum of its proper divisors (129402198586).

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

126239607494 is a wasteful number, since it uses less digits than its factorization.

126239607494 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4850565 (or 4850552 counting only the distinct ones).

The product of its (nonzero) digits is 3919104, while the sum is 53.

The spelling of 126239607494 in words is "one hundred twenty-six billion, two hundred thirty-nine million, six hundred seven thousand, four hundred ninety-four".