402161036622 has 32 divisors (see below), whose sum is σ = 874652310432. Its totient is φ = 122758216704.

The previous prime is 402161036617. The next prime is 402161036623. The reversal of 402161036622 is 226630161204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (402161036623) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 53276703 + ... + 53284250.

It is an arithmetic number, because the mean of its divisors is an integer number (27332884701).

Almost surely, 2^402161036622 is an apocalyptic number.

402161036622 is an abundant number, since it is smaller than the sum of its proper divisors (472491273810).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

402161036622 is a wasteful number, since it uses less digits than its factorization.

402161036622 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 106561012.

The product of its (nonzero) digits is 20736, while the sum is 33.

Adding to 402161036622 its reverse (226630161204), we get a palindrome (628791197826).

The spelling of 402161036622 in words is "four hundred two billion, one hundred sixty-one million, thirty-six thousand, six hundred twenty-two".