145399082932993 has 4 divisors (see below), whose sum is σ = 145405615103280. Its totient is φ = 145392550762708.

The previous prime is 145399082932991. The next prime is 145399082933023. The reversal of 145399082932993 is 399239280993541.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 145399082932993 - 2¹ = 145399082932991 is a prime.

It is a super-2 number, since 2×145399082932993² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (145399082932991) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3266051755 + ... + 3266096272.

It is an arithmetic number, because the mean of its divisors is an integer number (36351403775820).

Almost surely, 2^{145399082932993} is an apocalyptic number.

It is an amenable number.

145399082932993 is a deficient number, since it is larger than the sum of its proper divisors (6532170287).

145399082932993 is an equidigital number, since it uses as much as digits as its factorization.

145399082932993 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6532170286.

The product of its (nonzero) digits is 1020366720, while the sum is 76.

The spelling of 145399082932993 in words is "one hundred forty-five trillion, three hundred ninety-nine billion, eighty-two million, nine hundred thirty-two thousand, nine hundred ninety-three".