125263566346 has 8 divisors (see below), whose sum is σ = 191080016640. Its totient is φ = 61570227468.

The previous prime is 125263566227. The next prime is 125263566347. The reversal of 125263566346 is 643665362521.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×125263566346² (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 125263566346.

It is not an unprimeable number, because it can be changed into a prime (125263566347) 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, 530777706 + ... + 530777941.

It is an arithmetic number, because the mean of its divisors is an integer number (23885002080).

Almost surely, 2^125263566346 is an apocalyptic number.

125263566346 is a deficient number, since it is larger than the sum of its proper divisors (65816450294).

125263566346 is a wasteful number, since it uses less digits than its factorization.

125263566346 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1061555708.

The product of its digits is 4665600, while the sum is 49.

The spelling of 125263566346 in words is "one hundred twenty-five billion, two hundred sixty-three million, five hundred sixty-six thousand, three hundred forty-six".