145330321255405 has 16 divisors (see below), whose sum is σ = 204885264092544. Its totient is φ = 97564411471680.

The previous prime is 145330321255367. The next prime is 145330321255487. The reversal of 145330321255405 is 504552123033541.

145330321255405 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 145330321255405 - 2¹⁷ = 145330321124333 is a prime.

It is a super-2 number, since 2×145330321255405² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 101629594569 + ... + 101629595998.

It is an arithmetic number, because the mean of its divisors is an integer number (12805329005784).

Almost surely, 2^{145330321255405} is an apocalyptic number.

It is an amenable number.

145330321255405 is a deficient number, since it is larger than the sum of its proper divisors (59554942837139).

145330321255405 is a wasteful number, since it uses less digits than its factorization.

145330321255405 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 203259190596.

The product of its (nonzero) digits is 1080000, while the sum is 43.

Adding to 145330321255405 its reverse (504552123033541), we get a palindrome (649882444288946).

The spelling of 145330321255405 in words is "one hundred forty-five trillion, three hundred thirty billion, three hundred twenty-one million, two hundred fifty-five thousand, four hundred five".