125898766751 has 8 divisors (see below), whose sum is σ = 126154908000. Its totient is φ = 125642774272.

The previous prime is 125898766699. The next prime is 125898766783. The reversal of 125898766751 is 157667898521.

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

It is a cyclic number.

It is not a de Polignac number, because 125898766751 - 2¹⁸ = 125898504607 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (125898766451) 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, 1743011 + ... + 1813803.

It is an arithmetic number, because the mean of its divisors is an integer number (15769363500).

Almost surely, 2^125898766751 is an apocalyptic number.

125898766751 is a deficient number, since it is larger than the sum of its proper divisors (256141249).

125898766751 is an equidigital number, since it uses as much as digits as its factorization.

125898766751 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 74385.

The product of its digits is 50803200, while the sum is 65.

The spelling of 125898766751 in words is "one hundred twenty-five billion, eight hundred ninety-eight million, seven hundred sixty-six thousand, seven hundred fifty-one".