235461542642 has 4 divisors (see below), whose sum is σ = 353192313966. Its totient is φ = 117730771320.

The previous prime is 235461542597. The next prime is 235461542699. The reversal of 235461542642 is 246245164532.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 227787607441 + 7673935201 = 477271^2 + 87601^2 .

It is a junction number, because it is equal to n+sod(n) for n = 235461542593 and 235461542602.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 58865385659 + ... + 58865385662.

Almost surely, 2^235461542642 is an apocalyptic number.

235461542642 is a deficient number, since it is larger than the sum of its proper divisors (117730771324).

235461542642 is a wasteful number, since it uses less digits than its factorization.

235461542642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 117730771323.

The product of its digits is 1382400, while the sum is 44.

The spelling of 235461542642 in words is "two hundred thirty-five billion, four hundred sixty-one million, five hundred forty-two thousand, six hundred forty-two".