157652645 has 16 divisors (see below), whose sum is σ = 202387248. Its totient is φ = 117473280.

The previous prime is 157652641. The next prime is 157652647. The reversal of 157652645 is 546256751.

157652645 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 8 ways, for example, as 10588516 + 147064129 = 3254^2 + 12127^2 .

It is not a de Polignac number, because 157652645 - 2² = 157652641 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (157652641) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1316 + ... + 17805.

It is an arithmetic number, because the mean of its divisors is an integer number (12649203).

Almost surely, 2^157652645 is an apocalyptic number.

It is an amenable number.

157652645 is a deficient number, since it is larger than the sum of its proper divisors (44734603).

157652645 is a wasteful number, since it uses less digits than its factorization.

157652645 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19240.

The product of its digits is 252000, while the sum is 41.

The square root of 157652645 is about 12555.9804475796. The cubic root of 157652645 is about 540.2155575178.

The spelling of 157652645 in words is "one hundred fifty-seven million, six hundred fifty-two thousand, six hundred forty-five".