125673777333 has 12 divisors (see below), whose sum is σ = 195492542700. Its totient is φ = 77337709056.

The previous prime is 125673777331. The next prime is 125673777367. The reversal of 125673777333 is 333777376521.

125673777333 is a `hidden beast` number, since 1 + 2 + 567 + 3 + 7 + 7 + 73 + 3 + 3 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 29088325809 + 96585451524 = 170553^2 + 310782^2 .

It is not a de Polignac number, because 125673777333 - 2¹ = 125673777331 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 125673777333.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (125673777331) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 537067308 + ... + 537067541.

It is an arithmetic number, because the mean of its divisors is an integer number (16291045225).

Almost surely, 2^125673777333 is an apocalyptic number.

125673777333 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

125673777333 is a deficient number, since it is larger than the sum of its proper divisors (69818765367).

125673777333 is a wasteful number, since it uses less digits than its factorization.

125673777333 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1074134868 (or 1074134865 counting only the distinct ones).

The product of its digits is 11668860, while the sum is 54.

The spelling of 125673777333 in words is "one hundred twenty-five billion, six hundred seventy-three million, seven hundred seventy-seven thousand, three hundred thirty-three".