40621242203251 has 8 divisors (see below), whose sum is σ = 41215866969600. Its totient is φ = 40030910756928.

The previous prime is 40621242203219. The next prime is 40621242203273. The reversal of 40621242203251 is 15230224212604.

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 40621242203251 - 2⁵ = 40621242203219 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40621242203051) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1073310946 + ... + 1073348791.

It is an arithmetic number, because the mean of its divisors is an integer number (5151983371200).

Almost surely, 2^{40621242203251} is an apocalyptic number.

40621242203251 is a deficient number, since it is larger than the sum of its proper divisors (594624766349).

40621242203251 is a wasteful number, since it uses less digits than its factorization.

40621242203251 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2146660013.

The product of its (nonzero) digits is 46080, while the sum is 34.

Adding to 40621242203251 its reverse (15230224212604), we get a palindrome (55851466415855).

The spelling of 40621242203251 in words is "forty trillion, six hundred twenty-one billion, two hundred forty-two million, two hundred three thousand, two hundred fifty-one".