73477445906 has 16 divisors (see below), whose sum is σ = 110623484160. Its totient is φ = 36603199920.

The previous prime is 73477445897. The next prime is 73477445927. The reversal of 73477445906 is 60954477437.

It is a super-3 number, since 3×73477445906³ (a number of 34 digits) contains 333 as substring.

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, 534440 + ... + 657708.

It is an arithmetic number, because the mean of its divisors is an integer number (6913967760).

Almost surely, 2^73477445906 is an apocalyptic number.

73477445906 is a deficient number, since it is larger than the sum of its proper divisors (37146038254).

73477445906 is a wasteful number, since it uses less digits than its factorization.

73477445906 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 124369.

The product of its (nonzero) digits is 17781120, while the sum is 56.

The spelling of 73477445906 in words is "seventy-three billion, four hundred seventy-seven million, four hundred forty-five thousand, nine hundred six".