30157428859 has 8 divisors (see below), whose sum is σ = 30227376960. Its totient is φ = 30087539976.

The previous prime is 30157428839. The next prime is 30157428871. The reversal of 30157428859 is 95882475103.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 30157428859 - 2²¹ = 30155331707 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (30157428839) 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, 1100644 + ... + 1127710.

It is an arithmetic number, because the mean of its divisors is an integer number (3778422120).

Almost surely, 2^30157428859 is an apocalyptic number.

30157428859 is a deficient number, since it is larger than the sum of its proper divisors (69948101).

30157428859 is a wasteful number, since it uses less digits than its factorization.

30157428859 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29609.

The product of its (nonzero) digits is 2419200, while the sum is 52.

The spelling of 30157428859 in words is "thirty billion, one hundred fifty-seven million, four hundred twenty-eight thousand, eight hundred fifty-nine".