1023215010465 has 16 divisors (see below), whose sum is σ = 1663982444736. Its totient is φ = 536768529600.

The previous prime is 1023215010413. The next prime is 1023215010481. The reversal of 1023215010465 is 5640105123201.

It is not a de Polignac number, because 1023215010465 - 2¹⁰ = 1023215009441 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 559132971 + ... + 559134800.

It is an arithmetic number, because the mean of its divisors is an integer number (103998902796).

Almost surely, 2^{1023215010465} is an apocalyptic number.

1023215010465 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1023215010465 is a deficient number, since it is larger than the sum of its proper divisors (640767434271).

1023215010465 is a wasteful number, since it uses less digits than its factorization.

1023215010465 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1118267840.

The product of its (nonzero) digits is 7200, while the sum is 30.

The spelling of 1023215010465 in words is "one trillion, twenty-three billion, two hundred fifteen million, ten thousand, four hundred sixty-five".