157650042943 has 2 divisors, whose sum is σ = 157650042944. Its totient is φ = 157650042942.

The previous prime is 157650042941. The next prime is 157650042961. The reversal of 157650042943 is 349240056751.

It is a happy number.

It is a weak prime.

It is an emirp because it is prime and its reverse (349240056751) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 157650042943 - 2¹ = 157650042941 is a prime.

Together with 157650042941, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 157650042893 and 157650042902.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (157650042941) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 78825021471 + 78825021472.

It is an arithmetic number, because the mean of its divisors is an integer number (78825021472).

Almost surely, 2^157650042943 is an apocalyptic number.

157650042943 is a deficient number, since it is larger than the sum of its proper divisors (1).

157650042943 is an equidigital number, since it uses as much as digits as its factorization.

157650042943 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 907200, while the sum is 46.

The spelling of 157650042943 in words is "one hundred fifty-seven billion, six hundred fifty million, forty-two thousand, nine hundred forty-three".