145202534230402 has 32 divisors (see below), whose sum is σ = 238093916577984. Its totient is φ = 65865111412800.

The previous prime is 145202534230387. The next prime is 145202534230417. The reversal of 145202534230402 is 204032435202541.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (145202534230387) and next prime (145202534230417).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 513310068 + ... + 513592864.

It is an arithmetic number, because the mean of its divisors is an integer number (7440434893062).

Almost surely, 2^{145202534230402} is an apocalyptic number.

145202534230402 is a deficient number, since it is larger than the sum of its proper divisors (92891382347582).

145202534230402 is a wasteful number, since it uses less digits than its factorization.

145202534230402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 330834.

The product of its (nonzero) digits is 230400, while the sum is 37.

Adding to 145202534230402 its reverse (204032435202541), we get a palindrome (349234969432943).

The spelling of 145202534230402 in words is "one hundred forty-five trillion, two hundred two billion, five hundred thirty-four million, two hundred thirty thousand, four hundred two".