2538731514 has 64 divisors (see below), whose sum is σ = 5759994240. Its totient is φ = 738904320.

The previous prime is 2538731509. The next prime is 2538731527. The reversal of 2538731514 is 4151378352.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 373692 + ... + 380424.

It is an arithmetic number, because the mean of its divisors is an integer number (89999910).

Almost surely, 2^2538731514 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2538731514, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2879997120).

2538731514 is an abundant number, since it is smaller than the sum of its proper divisors (3221262726).

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

2538731514 is a wasteful number, since it uses less digits than its factorization.

2538731514 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6975.

The product of its digits is 100800, while the sum is 39.

The square root of 2538731514 is about 50385.8265189726. The cubic root of 2538731514 is about 1364.1818215351.

The spelling of 2538731514 in words is "two billion, five hundred thirty-eight million, seven hundred thirty-one thousand, five hundred fourteen".