145651502025206 has 4 divisors (see below), whose sum is σ = 218477253037812. Its totient is φ = 72825751012602.

The previous prime is 145651502025173. The next prime is 145651502025221. The reversal of 145651502025206 is 602520205156541.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36412875506300 + ... + 36412875506303.

It is an arithmetic number, because the mean of its divisors is an integer number (54619313259453).

Almost surely, 2^{145651502025206} is an apocalyptic number.

145651502025206 is a deficient number, since it is larger than the sum of its proper divisors (72825751012606).

145651502025206 is an equidigital number, since it uses as much as digits as its factorization.

145651502025206 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 72825751012605.

The product of its (nonzero) digits is 720000, while the sum is 44.

The spelling of 145651502025206 in words is "one hundred forty-five trillion, six hundred fifty-one billion, five hundred two million, twenty-five thousand, two hundred six".