10215064451265 has 16 divisors (see below), whose sum is σ = 16348137804096. Its totient is φ = 5446689480000.

The previous prime is 10215064451257. The next prime is 10215064451297. The reversal of 10215064451265 is 56215446051201.

It is a happy number.

It is not a de Polignac number, because 10215064451265 - 2³ = 10215064451257 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 83993086 + ... + 84114615.

It is an arithmetic number, because the mean of its divisors is an integer number (1021758612756).

Almost surely, 2^{10215064451265} is an apocalyptic number.

10215064451265 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

10215064451265 is a deficient number, since it is larger than the sum of its proper divisors (6133073352831).

10215064451265 is a wasteful number, since it uses less digits than its factorization.

10215064451265 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 168111760.

The product of its (nonzero) digits is 288000, while the sum is 42.

The spelling of 10215064451265 in words is "ten trillion, two hundred fifteen billion, sixty-four million, four hundred fifty-one thousand, two hundred sixty-five".