65947702150 has 48 divisors (see below), whose sum is σ = 133839433728. Its totient is φ = 23976404000.

The previous prime is 65947702147. The next prime is 65947702157. The reversal of 65947702150 is 5120774956.

65947702150 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×65947702150² (a number of 22 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 65947702150.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (65947702157) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4453659 + ... + 4468441.

It is an arithmetic number, because the mean of its divisors is an integer number (2788321536).

Almost surely, 2^65947702150 is an apocalyptic number.

65947702150 is an abundant number, since it is smaller than the sum of its proper divisors (67891731578).

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

65947702150 is a wasteful number, since it uses less digits than its factorization.

65947702150 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22917 (or 22912 counting only the distinct ones).

The product of its (nonzero) digits is 529200, while the sum is 46.

The spelling of 65947702150 in words is "sixty-five billion, nine hundred forty-seven million, seven hundred two thousand, one hundred fifty".