2145131436514 has 32 divisors (see below), whose sum is σ = 3554474996160. Its totient is φ = 962817096000.

The previous prime is 2145131436451. The next prime is 2145131436541. The reversal of 2145131436514 is 4156341315412.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 465304 + ... + 2122915.

It is an arithmetic number, because the mean of its divisors is an integer number (111077343630).

Almost surely, 2^{2145131436514} is an apocalyptic number.

2145131436514 is a deficient number, since it is larger than the sum of its proper divisors (1409343559646).

2145131436514 is a wasteful number, since it uses less digits than its factorization.

2145131436514 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2588706.

The product of its digits is 172800, while the sum is 40.

The spelling of 2145131436514 in words is "two trillion, one hundred forty-five billion, one hundred thirty-one million, four hundred thirty-six thousand, five hundred fourteen".