157223336041 has 2 divisors, whose sum is σ = 157223336042. Its totient is φ = 157223336040.

The previous prime is 157223336029. The next prime is 157223336057. The reversal of 157223336041 is 140633322751.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 147963315600 + 9260020441 = 384660^2 + 96229^2 .

It is a cyclic number.

It is not a de Polignac number, because 157223336041 - 2²⁹ = 156686465129 is a prime.

It is a super-2 number, since 2×157223336041² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (157223336021) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 78611668020 + 78611668021.

It is an arithmetic number, because the mean of its divisors is an integer number (78611668021).

Almost surely, 2^157223336041 is an apocalyptic number.

It is an amenable number.

157223336041 is a deficient number, since it is larger than the sum of its proper divisors (1).

157223336041 is an equidigital number, since it uses as much as digits as its factorization.

157223336041 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 90720, while the sum is 37.

Adding to 157223336041 its reverse (140633322751), we get a palindrome (297856658792).

The spelling of 157223336041 in words is "one hundred fifty-seven billion, two hundred twenty-three million, three hundred thirty-six thousand, forty-one".