73407131147 has 16 divisors (see below), whose sum is σ = 85057953792. Its totient is φ = 62047632960.

The previous prime is 73407131111. The next prime is 73407131159. The reversal of 73407131147 is 74113170437.

It is a cyclic number.

It is not a de Polignac number, because 73407131147 - 2¹² = 73407127051 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 73407131147.

It is not an unprimeable number, because it can be changed into a prime (73407131167) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4504508 + ... + 4520774.

It is an arithmetic number, because the mean of its divisors is an integer number (5316122112).

Almost surely, 2^73407131147 is an apocalyptic number.

73407131147 is a deficient number, since it is larger than the sum of its proper divisors (11650822645).

73407131147 is a wasteful number, since it uses less digits than its factorization.

73407131147 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25178.

The product of its (nonzero) digits is 49392, while the sum is 38.

The spelling of 73407131147 in words is "seventy-three billion, four hundred seven million, one hundred thirty-one thousand, one hundred forty-seven".