145265666524 has 24 divisors (see below), whose sum is σ = 291921436800. Its totient is φ = 62554592880.

The previous prime is 145265666461. The next prime is 145265666563. The reversal of 145265666524 is 425666562541.

It is a super-2 number, since 2×145265666524² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 86880544 + ... + 86882215.

It is an arithmetic number, because the mean of its divisors is an integer number (12163393200).

Almost surely, 2^145265666524 is an apocalyptic number.

It is an amenable number.

145265666524 is an abundant number, since it is smaller than the sum of its proper divisors (146655770276).

145265666524 is a wasteful number, since it uses less digits than its factorization.

145265666524 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 173762793 (or 173762791 counting only the distinct ones).

The product of its digits is 10368000, while the sum is 52.

The spelling of 145265666524 in words is "one hundred forty-five billion, two hundred sixty-five million, six hundred sixty-six thousand, five hundred twenty-four".