145259422002 has 18 divisors (see below), whose sum is σ = 314732251197. Its totient is φ = 48419268336.

The previous prime is 145259421997. The next prime is 145259422013. The reversal of 145259422002 is 200224952541.

145259422002 is a `hidden beast` number, since 1 + 45 + 2 + 594 + 2 + 20 + 0 + 2 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 138078384921 + 7181037081 = 371589^2 + 84741^2 .

It is a tau number, because it is divible by the number of its divisors (18).

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=269499.

It is a super-2 number, since 2×145259422002² (a number of 23 digits) contains 22 as substring.

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 1572078 + ... + 1661910.

Almost surely, 2^145259422002 is an apocalyptic number.

145259422002 is an abundant number, since it is smaller than the sum of its proper divisors (169472829195).

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

145259422002 is an frugal number, since it uses more digits than its factorization.

145259422002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 179674 (or 89838 counting only the distinct ones).

The product of its (nonzero) digits is 57600, while the sum is 36.

The spelling of 145259422002 in words is "one hundred forty-five billion, two hundred fifty-nine million, four hundred twenty-two thousand, two".