71862950172 has 24 divisors (see below), whose sum is σ = 180578695696. Its totient is φ = 22111676928.

The previous prime is 71862950167. The next prime is 71862950177. The reversal of 71862950172 is 27105926817.

It is an interprime number because it is at equal distance from previous prime (71862950167) and next prime (71862950177).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (71862950177) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 230329813 + ... + 230330124.

Almost surely, 2^71862950172 is an apocalyptic number.

It is an amenable number.

71862950172 is an abundant number, since it is smaller than the sum of its proper divisors (108715745524).

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

71862950172 is a wasteful number, since it uses less digits than its factorization.

71862950172 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 460659957 (or 460659955 counting only the distinct ones).

The product of its (nonzero) digits is 423360, while the sum is 48.

The spelling of 71862950172 in words is "seventy-one billion, eight hundred sixty-two million, nine hundred fifty thousand, one hundred seventy-two".