65607542338 has 16 divisors (see below), whose sum is σ = 105993087480. Its totient is φ = 30277069056.

The previous prime is 65607542309. The next prime is 65607542347. The reversal of 65607542338 is 83324570656.

It can be written as a sum of positive squares in 4 ways, for example, as 16211146329 + 49396396009 = 127323^2 + 222253^2 .

It is a super-2 number, since 2×65607542338² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 65607542291 and 65607542300.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 110058 + ... + 378586.

Almost surely, 2^65607542338 is an apocalyptic number.

65607542338 is a deficient number, since it is larger than the sum of its proper divisors (40385545142).

65607542338 is a wasteful number, since it uses less digits than its factorization.

65607542338 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 277941.

The product of its (nonzero) digits is 3628800, while the sum is 49.

The spelling of 65607542338 in words is "sixty-five billion, six hundred seven million, five hundred forty-two thousand, three hundred thirty-eight".