35402221504431 has 16 divisors (see below), whose sum is σ = 52448650677600. Its totient is φ = 23601069201024.

The previous prime is 35402221504427. The next prime is 35402221504483. The reversal of 35402221504431 is 13440512220453.

It is a happy number.

35402221504431 is a `hidden beast` number, since 3 + 5 + 4 + 0 + 2 + 2 + 215 + 0 + 4 + 431 = 666.

35402221504431 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 35402221504431 - 2² = 35402221504427 is a prime.

It is a super-2 number, since 2×35402221504431² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (35402221574431) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9858876 + ... + 12961553.

It is an arithmetic number, because the mean of its divisors is an integer number (3278040667350).

Almost surely, 2^{35402221504431} is an apocalyptic number.

35402221504431 is a deficient number, since it is larger than the sum of its proper divisors (17046429173169).

35402221504431 is a wasteful number, since it uses less digits than its factorization.

35402221504431 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22877895 (or 22877889 counting only the distinct ones).

The product of its (nonzero) digits is 115200, while the sum is 36.

Adding to 35402221504431 its reverse (13440512220453), we get a palindrome (48842733724884).

The spelling of 35402221504431 in words is "thirty-five trillion, four hundred two billion, two hundred twenty-one million, five hundred four thousand, four hundred thirty-one".