156105001506 has 16 divisors (see below), whose sum is σ = 312261082848. Its totient is φ = 52026487200.

The previous prime is 156105001487. The next prime is 156105001513. The reversal of 156105001506 is 605100501651.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2088540 + ... + 2161991.

It is an arithmetic number, because the mean of its divisors is an integer number (19516317678).

Almost surely, 2^156105001506 is an apocalyptic number.

156105001506 is an abundant number, since it is smaller than the sum of its proper divisors (156156081342).

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

156105001506 is a wasteful number, since it uses less digits than its factorization.

156105001506 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4256657.

The product of its (nonzero) digits is 4500, while the sum is 30.

The spelling of 156105001506 in words is "one hundred fifty-six billion, one hundred five million, one thousand, five hundred six".