158283431515 has 8 divisors (see below), whose sum is σ = 207207401328. Its totient is φ = 115115222880.

The previous prime is 158283431491. The next prime is 158283431563. The reversal of 158283431515 is 515134382851.

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

It is not a de Polignac number, because 158283431515 - 2¹⁹ = 158282907227 is a prime.

It is a Duffinian number.

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 7 ways as a sum of consecutive naturals, for example, 1438940232 + ... + 1438940341.

It is an arithmetic number, because the mean of its divisors is an integer number (25900925166).

Almost surely, 2^158283431515 is an apocalyptic number.

158283431515 is a deficient number, since it is larger than the sum of its proper divisors (48923969813).

158283431515 is a wasteful number, since it uses less digits than its factorization.

158283431515 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2877880589.

The product of its digits is 576000, while the sum is 46.

The spelling of 158283431515 in words is "one hundred fifty-eight billion, two hundred eighty-three million, four hundred thirty-one thousand, five hundred fifteen".