126720574350 has 48 divisors (see below), whose sum is σ = 314314846848. Its totient is φ = 33787011040.

The previous prime is 126720574313. The next prime is 126720574363. The reversal of 126720574350 is 53475027621.

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, 981247 + ... + 1102853.

It is an arithmetic number, because the mean of its divisors is an integer number (6548225976).

Almost surely, 2^126720574350 is an apocalyptic number.

126720574350 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

126720574350 is an abundant number, since it is smaller than the sum of its proper divisors (187594272498).

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

126720574350 is a wasteful number, since it uses less digits than its factorization.

126720574350 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 128569 (or 128564 counting only the distinct ones).

The product of its (nonzero) digits is 352800, while the sum is 42.

The spelling of 126720574350 in words is "one hundred twenty-six billion, seven hundred twenty million, five hundred seventy-four thousand, three hundred fifty".