157531072733 has 8 divisors (see below), whose sum is σ = 157912809600. Its totient is φ = 157149419328.

The previous prime is 157531072711. The next prime is 157531072793. The reversal of 157531072733 is 337270135751.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 157531072733 - 2¹⁶ = 157531007197 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (157531072703) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5501708 + ... + 5530266.

It is an arithmetic number, because the mean of its divisors is an integer number (19739101200).

Almost surely, 2^157531072733 is an apocalyptic number.

It is an amenable number.

157531072733 is a deficient number, since it is larger than the sum of its proper divisors (381736867).

157531072733 is a wasteful number, since it uses less digits than its factorization.

157531072733 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41731.

The product of its (nonzero) digits is 463050, while the sum is 44.

The spelling of 157531072733 in words is "one hundred fifty-seven billion, five hundred thirty-one million, seventy-two thousand, seven hundred thirty-three".