40153532221 has 8 divisors (see below), whose sum is σ = 43826918688. Its totient is φ = 36483990000.

The previous prime is 40153532201. The next prime is 40153532261. The reversal of 40153532221 is 12223535104.

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 40153532221 - 2⁷ = 40153532093 is a prime.

It is a super-2 number, since 2×40153532221² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 40153532221.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40153532201) 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, 939195 + ... + 981016.

It is an arithmetic number, because the mean of its divisors is an integer number (5478364836).

Almost surely, 2^40153532221 is an apocalyptic number.

It is an amenable number.

40153532221 is a deficient number, since it is larger than the sum of its proper divisors (3673386467).

40153532221 is a wasteful number, since it uses less digits than its factorization.

40153532221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1922123.

The product of its (nonzero) digits is 7200, while the sum is 28.

The spelling of 40153532221 in words is "forty billion, one hundred fifty-three million, five hundred thirty-two thousand, two hundred twenty-one".