305403144102 has 48 divisors (see below), whose sum is σ = 756983204640. Its totient is φ = 87171866496.

The previous prime is 305403144031. The next prime is 305403144121. The reversal of 305403144102 is 201441304503.

It is a happy number.

305403144102 is a `hidden beast` number, since 3 + 0 + 540 + 3 + 14 + 4 + 102 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1068727 + ... + 1324002.

It is an arithmetic number, because the mean of its divisors is an integer number (15770483430).

Almost surely, 2^305403144102 is an apocalyptic number.

305403144102 is an abundant number, since it is smaller than the sum of its proper divisors (451580060538).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

305403144102 is a wasteful number, since it uses less digits than its factorization.

305403144102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2393757 (or 2393754 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 27.

Adding to 305403144102 its reverse (201441304503), we get a palindrome (506844448605).

The spelling of 305403144102 in words is "three hundred five billion, four hundred three million, one hundred forty-four thousand, one hundred two".