1630250223465 has 32 divisors (see below), whose sum is σ = 2623321451520. Its totient is φ = 864498749184.

The previous prime is 1630250223389. The next prime is 1630250223499. The reversal of 1630250223465 is 5643220520361.

It is not a de Polignac number, because 1630250223465 - 2¹² = 1630250219369 is a prime.

It is a super-2 number, since 2×1630250223465² (a number of 25 digits) contains 22 as substring.

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 31 ways as a sum of consecutive naturals, for example, 4454451 + ... + 4806519.

It is an arithmetic number, because the mean of its divisors is an integer number (81978795360).

Almost surely, 2^{1630250223465} is an apocalyptic number.

1630250223465 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1630250223465 is a deficient number, since it is larger than the sum of its proper divisors (993071228055).

1630250223465 is a wasteful number, since it uses less digits than its factorization.

1630250223465 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 353841.

The product of its (nonzero) digits is 259200, while the sum is 39.

The spelling of 1630250223465 in words is "one trillion, six hundred thirty billion, two hundred fifty million, two hundred twenty-three thousand, four hundred sixty-five".