126461789853 has 32 divisors (see below), whose sum is σ = 196022661120. Its totient is φ = 71019923520.

The previous prime is 126461789849. The next prime is 126461789891. The reversal of 126461789853 is 358987164621.

It is a happy number.

It is not a de Polignac number, because 126461789853 - 2² = 126461789849 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (126461789953) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5466076 + ... + 5489162.

It is an arithmetic number, because the mean of its divisors is an integer number (6125708160).

Almost surely, 2^126461789853 is an apocalyptic number.

It is an amenable number.

126461789853 is a deficient number, since it is larger than the sum of its proper divisors (69560871267).

126461789853 is a wasteful number, since it uses less digits than its factorization.

126461789853 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27577.

The product of its digits is 17418240, while the sum is 60.

The spelling of 126461789853 in words is "one hundred twenty-six billion, four hundred sixty-one million, seven hundred eighty-nine thousand, eight hundred fifty-three".