40402060055 has 16 divisors (see below), whose sum is σ = 55412398080. Its totient is φ = 27702340512.

The previous prime is 40402060043. The next prime is 40402060063. The reversal of 40402060055 is 55006020404.

It is not a de Polignac number, because 40402060055 - 2¹⁰ = 40402059031 is a prime.

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, 624332 + ... + 685998.

It is an arithmetic number, because the mean of its divisors is an integer number (3463274880).

Almost surely, 2^40402060055 is an apocalyptic number.

40402060055 is a deficient number, since it is larger than the sum of its proper divisors (15010338025).

40402060055 is a wasteful number, since it uses less digits than its factorization.

40402060055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 80398.

The product of its (nonzero) digits is 4800, while the sum is 26.

Adding to 40402060055 its reverse (55006020404), we get a palindrome (95408080459).

The spelling of 40402060055 in words is "forty billion, four hundred two million, sixty thousand, fifty-five".