157566214633 has 2 divisors, whose sum is σ = 157566214634. Its totient is φ = 157566214632.

The previous prime is 157566214591. The next prime is 157566214651. The reversal of 157566214633 is 336412665751.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 157301078544 + 265136089 = 396612^2 + 16283^2 .

It is a cyclic number.

It is not a de Polignac number, because 157566214633 - 2²⁹ = 157029343721 is a prime.

It is a super-2 number, since 2×157566214633² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (157566214133) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 78783107316 + 78783107317.

It is an arithmetic number, because the mean of its divisors is an integer number (78783107317).

Almost surely, 2^157566214633 is an apocalyptic number.

It is an amenable number.

157566214633 is a deficient number, since it is larger than the sum of its proper divisors (1).

157566214633 is an equidigital number, since it uses as much as digits as its factorization.

157566214633 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2721600, while the sum is 49.

The spelling of 157566214633 in words is "one hundred fifty-seven billion, five hundred sixty-six million, two hundred fourteen thousand, six hundred thirty-three".