65190460634 has 8 divisors (see below), whose sum is σ = 105307667220. Its totient is φ = 30087904896.

The previous prime is 65190460633. The next prime is 65190460649. The reversal of 65190460634 is 43606409156.

It can be written as a sum of positive squares in 2 ways, for example, as 60637585009 + 4552875625 = 246247^2 + 67475^2 .

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

It is not an unprimeable number, because it can be changed into a prime (65190460633) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1253662679 + ... + 1253662730.

Almost surely, 2^65190460634 is an apocalyptic number.

65190460634 is a deficient number, since it is larger than the sum of its proper divisors (40117206586).

65190460634 is a wasteful number, since it uses less digits than its factorization.

65190460634 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2507325424.

The product of its (nonzero) digits is 466560, while the sum is 44.

The spelling of 65190460634 in words is "sixty-five billion, one hundred ninety million, four hundred sixty thousand, six hundred thirty-four".