156222502045 has 32 divisors (see below), whose sum is σ = 195803612928. Its totient is φ = 119542376448.

The previous prime is 156222502043. The next prime is 156222502057. The reversal of 156222502045 is 540205222651.

It is a cyclic number.

It is not a de Polignac number, because 156222502045 - 2¹ = 156222502043 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 156222502045.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (156222502043) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6222157 + ... + 6247213.

It is an arithmetic number, because the mean of its divisors is an integer number (6118862904).

Almost surely, 2^156222502045 is an apocalyptic number.

It is an amenable number.

156222502045 is a deficient number, since it is larger than the sum of its proper divisors (39581110883).

156222502045 is a wasteful number, since it uses less digits than its factorization.

156222502045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25669.

The product of its (nonzero) digits is 48000, while the sum is 34.

Adding to 156222502045 its reverse (540205222651), we get a palindrome (696427724696).

The spelling of 156222502045 in words is "one hundred fifty-six billion, two hundred twenty-two million, five hundred two thousand, forty-five".