9995428859158 has 4 divisors (see below), whose sum is σ = 14993143288740. Its totient is φ = 4997714429578.

The previous prime is 9995428859149. The next prime is 9995428859159. The reversal of 9995428859158 is 8519588245999.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9995428859159) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2498857214788 + ... + 2498857214791.

It is an arithmetic number, because the mean of its divisors is an integer number (3748285822185).

Almost surely, 2^{9995428859158} is an apocalyptic number.

9995428859158 is a deficient number, since it is larger than the sum of its proper divisors (4997714429582).

9995428859158 is a wasteful number, since it uses less digits than its factorization.

9995428859158 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4997714429581.

The product of its digits is 3359232000, while the sum is 82.

The spelling of 9995428859158 in words is "nine trillion, nine hundred ninety-five billion, four hundred twenty-eight million, eight hundred fifty-nine thousand, one hundred fifty-eight".