73214685420 has 48 divisors (see below), whose sum is σ = 205036634880. Its totient is φ = 19520533696.

The previous prime is 73214685409. The next prime is 73214685421. The reversal of 73214685420 is 2458641237.

It is a super-2 number, since 2×73214685420² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (73214685421) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 253609 + ... + 459071.

It is an arithmetic number, because the mean of its divisors is an integer number (4271596560).

Almost surely, 2^73214685420 is an apocalyptic number.

It is an amenable number.

73214685420 is an abundant number, since it is smaller than the sum of its proper divisors (131821949460).

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

73214685420 is a wasteful number, since it uses less digits than its factorization.

73214685420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 211414 (or 211412 counting only the distinct ones).

The product of its (nonzero) digits is 322560, while the sum is 42.

The spelling of 73214685420 in words is "seventy-three billion, two hundred fourteen million, six hundred eighty-five thousand, four hundred twenty".