145660842735 has 12 divisors (see below), whose sum is σ = 233059713432. Its totient is φ = 77684994448.

The previous prime is 145660842703. The next prime is 145660842751. The reversal of 145660842735 is 537248066541.

It is not a de Polignac number, because 145660842735 - 2⁵ = 145660842703 is a prime.

It is a super-2 number, since 2×145660842735² (a number of 23 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 (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1428874 + ... + 1527416.

It is an arithmetic number, because the mean of its divisors is an integer number (19421642786).

Almost surely, 2^145660842735 is an apocalyptic number.

145660842735 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

145660842735 is a deficient number, since it is larger than the sum of its proper divisors (87398870697).

145660842735 is an frugal number, since it uses more digits than its factorization.

145660842735 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 197094 (or 98551 counting only the distinct ones).

The product of its (nonzero) digits is 4838400, while the sum is 51.

The spelling of 145660842735 in words is "one hundred forty-five billion, six hundred sixty million, eight hundred forty-two thousand, seven hundred thirty-five".