40202624561 has 8 divisors (see below), whose sum is σ = 44077800000. Its totient is φ = 36364181040.

The previous prime is 40202624557. The next prime is 40202624563. The reversal of 40202624561 is 16542620204.

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

It is not a de Polignac number, because 40202624561 - 2² = 40202624557 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40202624563) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9180686 + ... + 9185063.

It is an arithmetic number, because the mean of its divisors is an integer number (5509725000).

Almost surely, 2^40202624561 is an apocalyptic number.

It is an amenable number.

40202624561 is a deficient number, since it is larger than the sum of its proper divisors (3875175439).

40202624561 is a wasteful number, since it uses less digits than its factorization.

40202624561 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18365959.

The product of its (nonzero) digits is 23040, while the sum is 32.

The spelling of 40202624561 in words is "forty billion, two hundred two million, six hundred twenty-four thousand, five hundred sixty-one".