125777071834 has 16 divisors (see below), whose sum is σ = 201392498880. Its totient is φ = 58739476320.

The previous prime is 125777071831. The next prime is 125777071867. The reversal of 125777071834 is 438170777521.

It is a super-2 number, since 2×125777071834² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (125777071831) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23306619 + ... + 23312014.

It is an arithmetic number, because the mean of its divisors is an integer number (12587031180).

Almost surely, 2^125777071834 is an apocalyptic number.

125777071834 is a deficient number, since it is larger than the sum of its proper divisors (75615427046).

125777071834 is a wasteful number, since it uses less digits than its factorization.

125777071834 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46618725.

The product of its (nonzero) digits is 2304960, while the sum is 52.

The spelling of 125777071834 in words is "one hundred twenty-five billion, seven hundred seventy-seven million, seventy-one thousand, eight hundred thirty-four".