73144630365 has 16 divisors (see below), whose sum is σ = 117110147328. Its totient is φ = 38984223296.

The previous prime is 73144630327. The next prime is 73144630369. The reversal of 73144630365 is 56303644137.

It is a cyclic number.

It is not a de Polignac number, because 73144630365 - 2⁸ = 73144630109 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (73144630369) 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, 1617342 + ... + 1661951.

It is an arithmetic number, because the mean of its divisors is an integer number (7319384208).

Almost surely, 2^73144630365 is an apocalyptic number.

It is an amenable number.

73144630365 is a deficient number, since it is larger than the sum of its proper divisors (43965516963).

73144630365 is a wasteful number, since it uses less digits than its factorization.

73144630365 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3280788.

The product of its (nonzero) digits is 544320, while the sum is 42.

The spelling of 73144630365 in words is "seventy-three billion, one hundred forty-four million, six hundred thirty thousand, three hundred sixty-five".