1230415023645 has 24 divisors (see below), whose sum is σ = 2244967764000. Its totient is φ = 621683379936.

The previous prime is 1230415023599. The next prime is 1230415023659. The reversal of 1230415023645 is 5463205140321.

1230415023645 is a `hidden beast` number, since 1 + 2 + 3 + 0 + 4 + 1 + 5 + 0 + 2 + 3 + 645 = 666.

It is not a de Polignac number, because 1230415023645 - 2⁷ = 1230415023517 is a prime.

It is a super-2 number, since 2×1230415023645² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 719540095 + ... + 719541804.

It is an arithmetic number, because the mean of its divisors is an integer number (93540323500).

Almost surely, 2^{1230415023645} is an apocalyptic number.

1230415023645 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1230415023645 is a deficient number, since it is larger than the sum of its proper divisors (1014552740355).

1230415023645 is a wasteful number, since it uses less digits than its factorization.

1230415023645 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1439081929 (or 1439081926 counting only the distinct ones).

The product of its (nonzero) digits is 86400, while the sum is 36.

The spelling of 1230415023645 in words is "one trillion, two hundred thirty billion, four hundred fifteen million, twenty-three thousand, six hundred forty-five".