73671044406 has 16 divisors (see below), whose sum is σ = 147367350000. Its totient is φ = 24552804608.

The previous prime is 73671044341. The next prime is 73671044423. The reversal of 73671044406 is 60444017637.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1014531 + ... + 1084718.

It is an arithmetic number, because the mean of its divisors is an integer number (9210459375).

Almost surely, 2^73671044406 is an apocalyptic number.

73671044406 is an abundant number, since it is smaller than the sum of its proper divisors (73696305594).

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

73671044406 is a wasteful number, since it uses less digits than its factorization.

73671044406 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2105103.

The product of its (nonzero) digits is 338688, while the sum is 42.

The spelling of 73671044406 in words is "seventy-three billion, six hundred seventy-one million, forty-four thousand, four hundred six".