1265715226150 has 48 divisors (see below), whose sum is σ = 2478469827600. Its totient is φ = 479575071360.

The previous prime is 1265715226091. The next prime is 1265715226189. The reversal of 1265715226150 is 516225175621.

It is a junction number, because it is equal to n+sod(n) for n = 1265715226097 and 1265715226106.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 7314024 + ... + 7485076.

It is an arithmetic number, because the mean of its divisors is an integer number (51634788075).

Almost surely, 2^{1265715226150} is an apocalyptic number.

1265715226150 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1265715226150 is a deficient number, since it is larger than the sum of its proper divisors (1212754601450).

1265715226150 is a wasteful number, since it uses less digits than its factorization.

1265715226150 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 178873 (or 178868 counting only the distinct ones).

The product of its (nonzero) digits is 252000, while the sum is 43.

The spelling of 1265715226150 in words is "one trillion, two hundred sixty-five billion, seven hundred fifteen million, two hundred twenty-six thousand, one hundred fifty".