145534571512 has 16 divisors (see below), whose sum is σ = 297684351000. Its totient is φ = 66152077920.

The previous prime is 145534571477. The next prime is 145534571519. The reversal of 145534571512 is 215175435541.

It is a super-2 number, since 2×145534571512² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (145534571519) 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, 826900887 + ... + 826901062.

Almost surely, 2^145534571512 is an apocalyptic number.

It is an amenable number.

145534571512 is an abundant number, since it is smaller than the sum of its proper divisors (152149779488).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

145534571512 is a wasteful number, since it uses less digits than its factorization.

145534571512 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1653801966 (or 1653801962 counting only the distinct ones).

The product of its digits is 420000, while the sum is 43.

The spelling of 145534571512 in words is "one hundred forty-five billion, five hundred thirty-four million, five hundred seventy-one thousand, five hundred twelve".