145232005552 has 40 divisors (see below), whose sum is σ = 293700416256. Its totient is φ = 69440053056.

The previous prime is 145232005547. The next prime is 145232005553. The reversal of 145232005552 is 255500232541.

It is not an unprimeable number, because it can be changed into a prime (145232005553) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1364403 + ... + 1466989.

Almost surely, 2^145232005552 is an apocalyptic number.

It is an amenable number.

145232005552 is an abundant number, since it is smaller than the sum of its proper divisors (148468410704).

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

145232005552 is a wasteful number, since it uses less digits than its factorization.

145232005552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 106465 (or 106459 counting only the distinct ones).

The product of its (nonzero) digits is 60000, while the sum is 34.

The spelling of 145232005552 in words is "one hundred forty-five billion, two hundred thirty-two million, five thousand, five hundred fifty-two".