65961169260 has 144 divisors (see below), whose sum is σ = 224222740224. Its totient is φ = 14189939712.

The previous prime is 65961169247. The next prime is 65961169273. The reversal of 65961169260 is 6296116956.

It is an interprime number because it is at equal distance from previous prime (65961169247) and next prime (65961169273).

It is a Harshad number since it is a multiple of its sum of digits (51).

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 150334 + ... + 393093.

Almost surely, 2^65961169260 is an apocalyptic number.

65961169260 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

65961169260 is an abundant number, since it is smaller than the sum of its proper divisors (158261570964).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

65961169260 is a wasteful number, since it uses less digits than its factorization.

65961169260 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 543480 (or 543461 counting only the distinct ones).

The product of its (nonzero) digits is 1049760, while the sum is 51.

The spelling of 65961169260 in words is "sixty-five billion, nine hundred sixty-one million, one hundred sixty-nine thousand, two hundred sixty".