126035055999 has 32 divisors (see below), whose sum is σ = 189827374080. Its totient is φ = 82625119200.

The previous prime is 126035055961. The next prime is 126035056009. The reversal of 126035055999 is 999550530621.

It is a happy number.

126035055999 is a `hidden beast` number, since 12 + 6 + 0 + 35 + 0 + 5 + 599 + 9 = 666.

It is a de Polignac number, because none of the positive numbers 2^k-126035055999 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (126035055599) 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, 9201534 + ... + 9215220.

It is an arithmetic number, because the mean of its divisors is an integer number (5932105440).

Almost surely, 2^126035055999 is an apocalyptic number.

126035055999 is a deficient number, since it is larger than the sum of its proper divisors (63792318081).

126035055999 is a wasteful number, since it uses less digits than its factorization.

126035055999 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19348 (or 19342 counting only the distinct ones).

The product of its (nonzero) digits is 3280500, while the sum is 54.

The spelling of 126035055999 in words is "one hundred twenty-six billion, thirty-five million, fifty-five thousand, nine hundred ninety-nine".