40677247421 has 8 divisors (see below), whose sum is σ = 42822148800. Its totient is φ = 38532745440.

The previous prime is 40677247417. The next prime is 40677247423. The reversal of 40677247421 is 12474277604.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 40677247421 - 2² = 40677247417 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 (40677247423) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 121856 + ... + 310166.

It is an arithmetic number, because the mean of its divisors is an integer number (5352768600).

Almost surely, 2^40677247421 is an apocalyptic number.

It is an amenable number.

40677247421 is a deficient number, since it is larger than the sum of its proper divisors (2144901379).

40677247421 is a wasteful number, since it uses less digits than its factorization.

40677247421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 199699.

The product of its (nonzero) digits is 526848, while the sum is 44.

The spelling of 40677247421 in words is "forty billion, six hundred seventy-seven million, two hundred forty-seven thousand, four hundred twenty-one".