145224073734 has 16 divisors (see below), whose sum is σ = 290486591472. Its totient is φ = 48401617248.

The previous prime is 145224073679. The next prime is 145224073801. The reversal of 145224073734 is 437370422541.

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, 1552609 + ... + 1643484.

It is an arithmetic number, because the mean of its divisors is an integer number (18155411967).

Almost surely, 2^145224073734 is an apocalyptic number.

145224073734 is an abundant number, since it is smaller than the sum of its proper divisors (145262517738).

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

145224073734 is a wasteful number, since it uses less digits than its factorization.

145224073734 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3203671.

The product of its (nonzero) digits is 564480, while the sum is 42.

The spelling of 145224073734 in words is "one hundred forty-five billion, two hundred twenty-four million, seventy-three thousand, seven hundred thirty-four".