73507953480 has 64 divisors (see below), whose sum is σ = 237487239360. Its totient is φ = 18094265088.

The previous prime is 73507953479. The next prime is 73507953487. The reversal of 73507953480 is 8435970537.

It is a super-2 number, since 2×73507953480² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (73507953487) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 23558682 + ... + 23561801.

It is an arithmetic number, because the mean of its divisors is an integer number (3710738115).

Almost surely, 2^73507953480 is an apocalyptic number.

It is an amenable number.

73507953480 is an abundant number, since it is smaller than the sum of its proper divisors (163979285880).

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

73507953480 is a wasteful number, since it uses less digits than its factorization.

73507953480 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47120510 (or 47120506 counting only the distinct ones).

The product of its (nonzero) digits is 3175200, while the sum is 51.

The spelling of 73507953480 in words is "seventy-three billion, five hundred seven million, nine hundred fifty-three thousand, four hundred eighty".