73629949766 has 16 divisors (see below), whose sum is σ = 117895253760. Its totient is φ = 34386113160.

The previous prime is 73629949751. The next prime is 73629949769. The reversal of 73629949766 is 66794992637.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 73629949696 and 73629949705.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (73629949769) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13642586 + ... + 13647981.

It is an arithmetic number, because the mean of its divisors is an integer number (7368453360).

Almost surely, 2^73629949766 is an apocalyptic number.

73629949766 is a deficient number, since it is larger than the sum of its proper divisors (44265303994).

73629949766 is a wasteful number, since it uses less digits than its factorization.

73629949766 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27290659.

The product of its digits is 185177664, while the sum is 68.

The spelling of 73629949766 in words is "seventy-three billion, six hundred twenty-nine million, nine hundred forty-nine thousand, seven hundred sixty-six".