73451106747 has 24 divisors (see below), whose sum is σ = 110038190080. Its totient is φ = 48961768680.

The previous prime is 73451106679. The next prime is 73451106749. The reversal of 73451106747 is 74760115437.

73451106747 is a `hidden beast` number, since 7 + 34 + 511 + 0 + 67 + 47 = 666.

It is not a de Polignac number, because 73451106747 - 2¹⁵ = 73451073979 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (73451106749) 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, 4080954 + ... + 4098912.

Almost surely, 2^73451106747 is an apocalyptic number.

73451106747 is a deficient number, since it is larger than the sum of its proper divisors (36587083333).

73451106747 is a wasteful number, since it uses less digits than its factorization.

73451106747 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34805 (or 34793 counting only the distinct ones).

The product of its (nonzero) digits is 493920, while the sum is 45.

The spelling of 73451106747 in words is "seventy-three billion, four hundred fifty-one million, one hundred six thousand, seven hundred forty-seven".