157209528743 has 2 divisors, whose sum is σ = 157209528744. Its totient is φ = 157209528742.

The previous prime is 157209528713. The next prime is 157209528761. The reversal of 157209528743 is 347825902751.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 157209528743 - 2²² = 157205334439 is a prime.

It is a super-2 number, since 2×157209528743² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (157209528713) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 78604764371 + 78604764372.

It is an arithmetic number, because the mean of its divisors is an integer number (78604764372).

Almost surely, 2^157209528743 is an apocalyptic number.

157209528743 is a deficient number, since it is larger than the sum of its proper divisors (1).

157209528743 is an equidigital number, since it uses as much as digits as its factorization.

157209528743 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4233600, while the sum is 53.

The spelling of 157209528743 in words is "one hundred fifty-seven billion, two hundred nine million, five hundred twenty-eight thousand, seven hundred forty-three".