145138363831002 has 16 divisors (see below), whose sum is σ = 290283605297280. Its totient is φ = 48378308337792.

The previous prime is 145138363831001. The next prime is 145138363831039. The reversal of 145138363831002 is 200138363831541.

It is not an unprimeable number, because it can be changed into a prime (145138363831001) 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, 286293778 + ... + 286800285.

It is an arithmetic number, because the mean of its divisors is an integer number (18142725331080).

Almost surely, 2^{145138363831002} is an apocalyptic number.

145138363831002 is an abundant number, since it is smaller than the sum of its proper divisors (145145241466278).

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

145138363831002 is a wasteful number, since it uses less digits than its factorization.

145138363831002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 573136277.

The product of its (nonzero) digits is 1244160, while the sum is 48.

The spelling of 145138363831002 in words is "one hundred forty-five trillion, one hundred thirty-eight billion, three hundred sixty-three million, eight hundred thirty-one thousand, two".