157631111043 has 8 divisors (see below), whose sum is σ = 240199788288. Its totient is φ = 90074920584.

The previous prime is 157631111039. The next prime is 157631111059. The reversal of 157631111043 is 340111136751.

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

It is not a de Polignac number, because 157631111043 - 2² = 157631111039 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 157631110995 and 157631111013.

It is not an unprimeable number, because it can be changed into a prime (157631112043) 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, 3753121671 + ... + 3753121712.

It is an arithmetic number, because the mean of its divisors is an integer number (30024973536).

Almost surely, 2^157631111043 is an apocalyptic number.

157631111043 is a deficient number, since it is larger than the sum of its proper divisors (82568677245).

157631111043 is an equidigital number, since it uses as much as digits as its factorization.

157631111043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7506243393.

The product of its (nonzero) digits is 7560, while the sum is 33.

Adding to 157631111043 its reverse (340111136751), we get a palindrome (497742247794).

The spelling of 157631111043 in words is "one hundred fifty-seven billion, six hundred thirty-one million, one hundred eleven thousand, forty-three".