157228259111 has 8 divisors (see below), whose sum is σ = 196024842624. Its totient is φ = 122515526520.

The previous prime is 157228259107. The next prime is 157228259113. The reversal of 157228259111 is 111952822751.

157228259111 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 157228259111 - 2² = 157228259107 is a prime.

It is a super-4 number, since 4×157228259111⁴ (a number of 46 digits) contains 4444 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (157228259113) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1020962645 + ... + 1020962798.

It is an arithmetic number, because the mean of its divisors is an integer number (24503105328).

Almost surely, 2^157228259111 is an apocalyptic number.

157228259111 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

157228259111 is a deficient number, since it is larger than the sum of its proper divisors (38796583513).

157228259111 is a wasteful number, since it uses less digits than its factorization.

157228259111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2041925461.

The product of its digits is 100800, while the sum is 44.

The spelling of 157228259111 in words is "one hundred fifty-seven billion, two hundred twenty-eight million, two hundred fifty-nine thousand, one hundred eleven".