145422546527 has 4 divisors (see below), whose sum is σ = 146756698440. Its totient is φ = 144088394616.

The previous prime is 145422546517. The next prime is 145422546587. The reversal of 145422546527 is 725645224541.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 145422546527 - 2¹⁸ = 145422284383 is a prime.

It is a super-2 number, since 2×145422546527² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (145422546517) 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, 667075793 + ... + 667076010.

It is an arithmetic number, because the mean of its divisors is an integer number (36689174610).

Almost surely, 2^145422546527 is an apocalyptic number.

145422546527 is a deficient number, since it is larger than the sum of its proper divisors (1334151913).

145422546527 is a wasteful number, since it uses less digits than its factorization.

145422546527 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1334151912.

The product of its digits is 2688000, while the sum is 47.

The spelling of 145422546527 in words is "one hundred forty-five billion, four hundred twenty-two million, five hundred forty-six thousand, five hundred twenty-seven".