145154435552 has 48 divisors (see below), whose sum is σ = 326623862880. Its totient is φ = 62204018688.

The previous prime is 145154435533. The next prime is 145154435599. The reversal of 145154435552 is 255534451541.

It is a happy number.

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, 4483808 + ... + 4516064.

It is an arithmetic number, because the mean of its divisors is an integer number (6804663810).

Almost surely, 2^145154435552 is an apocalyptic number.

It is an amenable number.

145154435552 is an abundant number, since it is smaller than the sum of its proper divisors (181469427328).

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

145154435552 is a wasteful number, since it uses less digits than its factorization.

145154435552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52363 (or 52355 counting only the distinct ones).

The product of its digits is 1200000, while the sum is 44.

The spelling of 145154435552 in words is "one hundred forty-five billion, one hundred fifty-four million, four hundred thirty-five thousand, five hundred fifty-two".