40305105404534 has 32 divisors (see below), whose sum is σ = 63995938362720. Its totient is φ = 19008577998592.

The previous prime is 40305105404507. The next prime is 40305105404633. The reversal of 40305105404534 is 43540450150304.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 27420272 + ... + 28852755.

It is an arithmetic number, because the mean of its divisors is an integer number (1999873073835).

Almost surely, 2^{40305105404534} is an apocalyptic number.

40305105404534 is a deficient number, since it is larger than the sum of its proper divisors (23690832958186).

40305105404534 is a wasteful number, since it uses less digits than its factorization.

40305105404534 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56273344.

The product of its (nonzero) digits is 288000, while the sum is 38.

Adding to 40305105404534 its reverse (43540450150304), we get a palindrome (83845555554838).

The spelling of 40305105404534 in words is "forty trillion, three hundred five billion, one hundred five million, four hundred four thousand, five hundred thirty-four".