65949242370 has 32 divisors (see below), whose sum is σ = 172667108160. Its totient is φ = 15987695040.

The previous prime is 65949242369. The next prime is 65949242431. The reversal of 65949242370 is 7324294956.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 99922765 + ... + 99923424.

It is an arithmetic number, because the mean of its divisors is an integer number (5395847130).

Almost surely, 2^65949242370 is an apocalyptic number.

65949242370 is an abundant number, since it is smaller than the sum of its proper divisors (106717865790).

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

65949242370 is a wasteful number, since it uses less digits than its factorization.

65949242370 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 199846210.

The product of its (nonzero) digits is 3265920, while the sum is 51.

The spelling of 65949242370 in words is "sixty-five billion, nine hundred forty-nine million, two hundred forty-two thousand, three hundred seventy".