125515016763 has 8 divisors (see below), whose sum is σ = 167368896000. Its totient is φ = 83668907688.

The previous prime is 125515016761. The next prime is 125515016771. The reversal of 125515016763 is 367610515521.

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

It is not a de Polignac number, because 125515016763 - 2¹ = 125515016761 is a prime.

It is not an unprimeable number, because it can be changed into a prime (125515016761) 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, 1904743 + ... + 1969536.

It is an arithmetic number, because the mean of its divisors is an integer number (20921112000).

Almost surely, 2^125515016763 is an apocalyptic number.

125515016763 is a deficient number, since it is larger than the sum of its proper divisors (41853879237).

125515016763 is a wasteful number, since it uses less digits than its factorization.

125515016763 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3885081.

The product of its (nonzero) digits is 189000, while the sum is 42.

The spelling of 125515016763 in words is "one hundred twenty-five billion, five hundred fifteen million, sixteen thousand, seven hundred sixty-three".