40820280870479 has 16 divisors (see below), whose sum is σ = 45688988425344. Its totient is φ = 36149162868000.

The previous prime is 40820280870431. The next prime is 40820280870503. The reversal of 40820280870479 is 97407808202804.

It is a cyclic number.

It is not a de Polignac number, because 40820280870479 - 2¹⁶ = 40820280804943 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40820280870679) 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, 115508297 + ... + 115861154.

It is an arithmetic number, because the mean of its divisors is an integer number (2855561776584).

Almost surely, 2^{40820280870479} is an apocalyptic number.

40820280870479 is a deficient number, since it is larger than the sum of its proper divisors (4868707554865).

40820280870479 is a wasteful number, since it uses less digits than its factorization.

40820280870479 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 231369878.

The product of its (nonzero) digits is 14450688, while the sum is 59.

The spelling of 40820280870479 in words is "forty trillion, eight hundred twenty billion, two hundred eighty million, eight hundred seventy thousand, four hundred seventy-nine".