73821139150 has 48 divisors (see below), whose sum is σ = 158600987280. Its totient is φ = 25264985600.

The previous prime is 73821139123. The next prime is 73821139159. The reversal of 73821139150 is 5193112837.

It is a super-4 number, since 4×73821139150⁴ (a number of 45 digits) contains 4444 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (73821139159) 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, 3938305 + ... + 3957004.

It is an arithmetic number, because the mean of its divisors is an integer number (3304187235).

Almost surely, 2^73821139150 is an apocalyptic number.

73821139150 is an abundant number, since it is smaller than the sum of its proper divisors (84779848130).

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

73821139150 is a wasteful number, since it uses less digits than its factorization.

73821139150 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7895349 (or 7895344 counting only the distinct ones).

The product of its (nonzero) digits is 45360, while the sum is 40.

The spelling of 73821139150 in words is "seventy-three billion, eight hundred twenty-one million, one hundred thirty-nine thousand, one hundred fifty".