145020252502 has 8 divisors (see below), whose sum is σ = 217647273312. Its totient is φ = 72471161400.

The previous prime is 145020252463. The next prime is 145020252523. The reversal of 145020252502 is 205252020541.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19477774 + ... + 19485217.

It is an arithmetic number, because the mean of its divisors is an integer number (27205909164).

Almost surely, 2^145020252502 is an apocalyptic number.

145020252502 is a deficient number, since it is larger than the sum of its proper divisors (72627020810).

145020252502 is a wasteful number, since it uses less digits than its factorization.

145020252502 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38964854.

The product of its (nonzero) digits is 8000, while the sum is 28.

The spelling of 145020252502 in words is "one hundred forty-five billion, twenty million, two hundred fifty-two thousand, five hundred two".