2389238986156 has 24 divisors (see below), whose sum is σ = 4801341504960. Its totient is φ = 1028858893200.

The previous prime is 2389238986153. The next prime is 2389238986171. The reversal of 2389238986156 is 6516898329832.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (2389238986153) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1428969850 + ... + 1428971521.

It is an arithmetic number, because the mean of its divisors is an integer number (200055896040).

Almost surely, 2^{2389238986156} is an apocalyptic number.

It is an amenable number.

2389238986156 is an abundant number, since it is smaller than the sum of its proper divisors (2412102518804).

2389238986156 is a wasteful number, since it uses less digits than its factorization.

2389238986156 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2857941405 (or 2857941403 counting only the distinct ones).

The product of its digits is 268738560, while the sum is 70.

The spelling of 2389238986156 in words is "two trillion, three hundred eighty-nine billion, two hundred thirty-eight million, nine hundred eighty-six thousand, one hundred fifty-six".