157858746403 has 2 divisors, whose sum is σ = 157858746404. Its totient is φ = 157858746402.

The previous prime is 157858746379. The next prime is 157858746481. The reversal of 157858746403 is 304647858751.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-157858746403 is a prime.

It is not a weakly prime, because it can be changed into another prime (157858746103) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 78929373201 + 78929373202.

It is an arithmetic number, because the mean of its divisors is an integer number (78929373202).

Almost surely, 2^157858746403 is an apocalyptic number.

157858746403 is a deficient number, since it is larger than the sum of its proper divisors (1).

157858746403 is an equidigital number, since it uses as much as digits as its factorization.

157858746403 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 22579200, while the sum is 58.

The spelling of 157858746403 in words is "one hundred fifty-seven billion, eight hundred fifty-eight million, seven hundred forty-six thousand, four hundred three".