2055021662 has 8 divisors (see below), whose sum is σ = 3165844296. Its totient is φ = 999740232.

The previous prime is 2055021593. The next prime is 2055021667. The reversal of 2055021662 is 2661205502.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×2055021662² = 8446228062578484488, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2055021667) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13885208 + ... + 13885355.

It is an arithmetic number, because the mean of its divisors is an integer number (395730537).

Almost surely, 2^2055021662 is an apocalyptic number.

2055021662 is a deficient number, since it is larger than the sum of its proper divisors (1110822634).

2055021662 is a wasteful number, since it uses less digits than its factorization.

2055021662 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27770602.

The product of its (nonzero) digits is 7200, while the sum is 29.

The square root of 2055021662 is about 45332.3467515195. The cubic root of 2055021662 is about 1271.3705133768.

The spelling of 2055021662 in words is "two billion, fifty-five million, twenty-one thousand, six hundred sixty-two".