125047770065 has 8 divisors (see below), whose sum is σ = 150059262528. Its totient is φ = 100036923760.

The previous prime is 125047770031. The next prime is 125047770073. The reversal of 125047770065 is 560077740521.

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

It is a de Polignac number, because none of the positive numbers 2^k-125047770065 is a prime.

It is a super-2 number, since 2×125047770065² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 125047769998 and 125047770025.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 545780 + ... + 740250.

It is an arithmetic number, because the mean of its divisors is an integer number (18757407816).

Almost surely, 2^125047770065 is an apocalyptic number.

It is an amenable number.

125047770065 is a deficient number, since it is larger than the sum of its proper divisors (25011492463).

125047770065 is a wasteful number, since it uses less digits than its factorization.

125047770065 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 323079.

The product of its (nonzero) digits is 411600, while the sum is 44.

The spelling of 125047770065 in words is "one hundred twenty-five billion, forty-seven million, seven hundred seventy thousand, sixty-five".