1023054415565 has 32 divisors (see below), whose sum is σ = 1511594327040. Its totient is φ = 647293296384.

The previous prime is 1023054415423. The next prime is 1023054415567. The reversal of 1023054415565 is 5655144503201.

It is not a de Polignac number, because 1023054415565 - 2²⁸ = 1022785980109 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1023054415567) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 647516 + ... + 1570154.

It is an arithmetic number, because the mean of its divisors is an integer number (47237322720).

Almost surely, 2^{1023054415565} is an apocalyptic number.

It is an amenable number.

1023054415565 is a deficient number, since it is larger than the sum of its proper divisors (488539911475).

1023054415565 is a wasteful number, since it uses less digits than its factorization.

1023054415565 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 925101.

The product of its (nonzero) digits is 360000, while the sum is 41.

Adding to 1023054415565 its reverse (5655144503201), we get a palindrome (6678198918766).

The spelling of 1023054415565 in words is "one trillion, twenty-three billion, fifty-four million, four hundred fifteen thousand, five hundred sixty-five".