87453109043738 has 8 divisors (see below), whose sum is σ = 131222857405332. Its totient is φ = 43712156575296.

The previous prime is 87453109043719. The next prime is 87453109043749. The reversal of 87453109043738 is 83734090135478.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 73391381533129 + 14061727510609 = 8566877^2 + 3749897^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7198965695 + ... + 7198977842.

Almost surely, 2^{87453109043738} is an apocalyptic number.

87453109043738 is a deficient number, since it is larger than the sum of its proper divisors (43769748361594).

87453109043738 is a wasteful number, since it uses less digits than its factorization.

87453109043738 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14397946576.

The product of its (nonzero) digits is 60963840, while the sum is 62.

The spelling of 87453109043738 in words is "eighty-seven trillion, four hundred fifty-three billion, one hundred nine million, forty-three thousand, seven hundred thirty-eight".