126894975200033 has 4 divisors (see below), whose sum is σ = 126895754533680. Its totient is φ = 126894195866388.

The previous prime is 126894975200023. The next prime is 126894975200057. The reversal of 126894975200033 is 330002579498621.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-126894975200033 is a prime.

It is a super-2 number, since 2×126894975200033² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (126894975200023) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 389422535 + ... + 389748252.

It is an arithmetic number, because the mean of its divisors is an integer number (31723938633420).

It is a 1-persistent number, because it is pandigital, but 2⋅126894975200033 = 253789950400066 is not.

Almost surely, 2^{126894975200033} is an apocalyptic number.

It is an amenable number.

126894975200033 is a deficient number, since it is larger than the sum of its proper divisors (779333647).

126894975200033 is an equidigital number, since it uses as much as digits as its factorization.

126894975200033 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 779333646.

The product of its (nonzero) digits is 19595520, while the sum is 59.

The spelling of 126894975200033 in words is "one hundred twenty-six trillion, eight hundred ninety-four billion, nine hundred seventy-five million, two hundred thousand, thirty-three".