125055163443 has 8 divisors (see below), whose sum is σ = 190560249088. Its totient is φ = 71460093384.

The previous prime is 125055163381. The next prime is 125055163477. The reversal of 125055163443 is 344361550521.

It is a happy number.

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

It is not a de Polignac number, because 125055163443 - 2¹⁸ = 125054901299 is a prime.

It is a super-2 number, since 2×125055163443² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (125055167443) 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, 2977503871 + ... + 2977503912.

It is an arithmetic number, because the mean of its divisors is an integer number (23820031136).

Almost surely, 2^125055163443 is an apocalyptic number.

125055163443 is a deficient number, since it is larger than the sum of its proper divisors (65505085645).

125055163443 is an equidigital number, since it uses as much as digits as its factorization.

125055163443 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5955007793.

The product of its (nonzero) digits is 216000, while the sum is 39.

The spelling of 125055163443 in words is "one hundred twenty-five billion, fifty-five million, one hundred sixty-three thousand, four hundred forty-three".