126400126375 has 8 divisors (see below), whose sum is σ = 157747357872. Its totient is φ = 101120101000.

The previous prime is 126400126343. The next prime is 126400126393. The reversal of 126400126375 is 573621004621.

It is not a de Polignac number, because 126400126375 - 2⁵ = 126400126343 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 505600381 + ... + 505600630.

It is an arithmetic number, because the mean of its divisors is an integer number (19718419734).

Almost surely, 2^126400126375 is an apocalyptic number.

126400126375 is a deficient number, since it is larger than the sum of its proper divisors (31347231497).

126400126375 is an equidigital number, since it uses as much as digits as its factorization.

126400126375 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1011201026 (or 1011201016 counting only the distinct ones).

The product of its (nonzero) digits is 60480, while the sum is 37.

The spelling of 126400126375 in words is "one hundred twenty-six billion, four hundred million, one hundred twenty-six thousand, three hundred seventy-five".