157535645 has 8 divisors (see below), whose sum is σ = 195141120. Its totient is φ = 121962960.

The previous prime is 157535641. The next prime is 157535647. The reversal of 157535645 is 546535751.

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

It is not a de Polignac number, because 157535645 - 2² = 157535641 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (157535641) 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, 508025 + ... + 508334.

It is an arithmetic number, because the mean of its divisors is an integer number (24392640).

Almost surely, 2^157535645 is an apocalyptic number.

It is an amenable number.

157535645 is a deficient number, since it is larger than the sum of its proper divisors (37605475).

157535645 is a wasteful number, since it uses less digits than its factorization.

157535645 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1016395.

The product of its digits is 315000, while the sum is 41.

The square root of 157535645 is about 12551.3204484628. The cubic root of 157535645 is about 540.0818863017.

The spelling of 157535645 in words is "one hundred fifty-seven million, five hundred thirty-five thousand, six hundred forty-five".