126455645064 has 32 divisors (see below), whose sum is σ = 361301843520. Its totient is φ = 36130184256.

The previous prime is 126455645059. The next prime is 126455645077. The reversal of 126455645064 is 460546554621.

It is a happy 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, 376355919 + ... + 376356254.

It is an arithmetic number, because the mean of its divisors is an integer number (11290682610).

Almost surely, 2^126455645064 is an apocalyptic number.

126455645064 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

126455645064 is an abundant number, since it is smaller than the sum of its proper divisors (234846198456).

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

126455645064 is a wasteful number, since it uses less digits than its factorization.

126455645064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 752712189 (or 752712185 counting only the distinct ones).

The product of its (nonzero) digits is 3456000, while the sum is 48.

The spelling of 126455645064 in words is "one hundred twenty-six billion, four hundred fifty-five million, six hundred forty-five thousand, sixty-four".