2628148986 has 24 divisors (see below), whose sum is σ = 5737796064. Its totient is φ = 869361480.

The previous prime is 2628148967. The next prime is 2628148987. The reversal of 2628148986 is 6898418262.

2628148986 is a `hidden beast` number, since 2 + 6 + 2 + 81 + 489 + 86 = 666.

It is a super-2 number, since 2×2628148986² = 13814334185225656392, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2628148987) 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 11 ways as a sum of consecutive naturals, for example, 554926 + ... + 559641.

It is an arithmetic number, because the mean of its divisors is an integer number (239074836).

Almost surely, 2^2628148986 is an apocalyptic number.

2628148986 is an abundant number, since it is smaller than the sum of its proper divisors (3109647078).

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

2628148986 is a wasteful number, since it uses less digits than its factorization.

2628148986 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1114706 (or 1114703 counting only the distinct ones).

The product of its digits is 2654208, while the sum is 54.

The square root of 2628148986 is about 51265.4755756737. The cubic root of 2628148986 is about 1380.0134749787.

The spelling of 2628148986 in words is "two billion, six hundred twenty-eight million, one hundred forty-eight thousand, nine hundred eighty-six".