157259155643 has 8 divisors (see below), whose sum is σ = 158923131840. Its totient is φ = 155597276800.

The previous prime is 157259155631. The next prime is 157259155717. The reversal of 157259155643 is 346551952751.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-157259155643 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (157259155343) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 373358 + ... + 673731.

It is an arithmetic number, because the mean of its divisors is an integer number (19865391480).

Almost surely, 2^157259155643 is an apocalyptic number.

157259155643 is a deficient number, since it is larger than the sum of its proper divisors (1663976197).

157259155643 is a wasteful number, since it uses less digits than its factorization.

157259155643 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1048677.

The product of its digits is 5670000, while the sum is 53.

The spelling of 157259155643 in words is "one hundred fifty-seven billion, two hundred fifty-nine million, one hundred fifty-five thousand, six hundred forty-three".