145052251524 has 48 divisors (see below), whose sum is σ = 376648251840. Its totient is φ = 48275297280.

The previous prime is 145052251501. The next prime is 145052251537. The reversal of 145052251524 is 425152250541.

145052251524 is a `hidden beast` number, since 1 + 450 + 52 + 2 + 5 + 152 + 4 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 978414 + ... + 1116869.

It is an arithmetic number, because the mean of its divisors is an integer number (7846838580).

Almost surely, 2^145052251524 is an apocalyptic number.

It is an amenable number.

145052251524 is an abundant number, since it is smaller than the sum of its proper divisors (231596000316).

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

145052251524 is a wasteful number, since it uses less digits than its factorization.

145052251524 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2095937 (or 2095929 counting only the distinct ones).

The product of its (nonzero) digits is 80000, while the sum is 36.

The spelling of 145052251524 in words is "one hundred forty-five billion, fifty-two million, two hundred fifty-one thousand, five hundred twenty-four".