305210040532 has 24 divisors (see below), whose sum is σ = 572349951936. Its totient is φ = 141897790848.

The previous prime is 305210040467. The next prime is 305210040539. The reversal of 305210040532 is 235040012503.

It is a junction number, because it is equal to n+sod(n) for n = 305210040497 and 305210040506.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (305210040539) 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, 27032808 + ... + 27044095.

It is an arithmetic number, because the mean of its divisors is an integer number (23847914664).

Almost surely, 2^305210040532 is an apocalyptic number.

It is an amenable number.

305210040532 is a deficient number, since it is larger than the sum of its proper divisors (267139911404).

305210040532 is a wasteful number, since it uses less digits than its factorization.

305210040532 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54077007 (or 54077005 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 25.

The spelling of 305210040532 in words is "three hundred five billion, two hundred ten million, forty thousand, five hundred thirty-two".