55001020465622 has 32 divisors (see below), whose sum is σ = 104602425027840. Its totient is φ = 21065766144480.

The previous prime is 55001020465621. The next prime is 55001020465639. The reversal of 55001020465622 is 22656402010055.

It is a happy number.

It is a super-2 number, since 2×55001020465622² (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 (55001020465621) 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, 3026681453 + ... + 3026699624.

It is an arithmetic number, because the mean of its divisors is an integer number (3268825782120).

Almost surely, 2^{55001020465622} is an apocalyptic number.

55001020465622 is a deficient number, since it is larger than the sum of its proper divisors (49601404562218).

55001020465622 is a wasteful number, since it uses less digits than its factorization.

55001020465622 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6053381156.

The product of its (nonzero) digits is 144000, while the sum is 38.

Adding to 55001020465622 its reverse (22656402010055), we get a palindrome (77657422475677).

The spelling of 55001020465622 in words is "fifty-five trillion, one billion, twenty million, four hundred sixty-five thousand, six hundred twenty-two".