40476671454421 has 16 divisors (see below), whose sum is σ = 42334900432128. Its totient is φ = 38626708982400.

The previous prime is 40476671454419. The next prime is 40476671454493. The reversal of 40476671454421 is 12445417667404.

It is a cyclic number.

It is not a de Polignac number, because 40476671454421 - 2¹ = 40476671454419 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40476671454521) 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, 25189201 + ... + 26747881.

It is an arithmetic number, because the mean of its divisors is an integer number (2645931277008).

Almost surely, 2^{40476671454421} is an apocalyptic number.

It is an amenable number.

40476671454421 is a deficient number, since it is larger than the sum of its proper divisors (1858228977707).

40476671454421 is a wasteful number, since it uses less digits than its factorization.

40476671454421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1561332.

The product of its (nonzero) digits is 18063360, while the sum is 55.

The spelling of 40476671454421 in words is "forty trillion, four hundred seventy-six billion, six hundred seventy-one million, four hundred fifty-four thousand, four hundred twenty-one".