158615867049 has 8 divisors (see below), whose sum is σ = 211524303072. Its totient is φ = 105725671200.

The previous prime is 158615867021. The next prime is 158615867107. The reversal of 158615867049 is 940768516851.

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

It is not a de Polignac number, because 158615867049 - 2¹² = 158615862953 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 158615866983 and 158615867001.

It is not an unprimeable number, because it can be changed into a prime (158615867149) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4539739 + ... + 4574544.

It is an arithmetic number, because the mean of its divisors is an integer number (26440537884).

Almost surely, 2^158615867049 is an apocalyptic number.

It is an amenable number.

158615867049 is a deficient number, since it is larger than the sum of its proper divisors (52908436023).

158615867049 is an equidigital number, since it uses as much as digits as its factorization.

158615867049 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9120087.

The product of its (nonzero) digits is 14515200, while the sum is 60.

The spelling of 158615867049 in words is "one hundred fifty-eight billion, six hundred fifteen million, eight hundred sixty-seven thousand, forty-nine".