2646751146 has 64 divisors (see below), whose sum is σ = 5855746176. Its totient is φ = 792345600.

The previous prime is 2646751123. The next prime is 2646751169. The reversal of 2646751146 is 6411576462.

It is an interprime number because it is at equal distance from previous prime (2646751123) and next prime (2646751169).

It is a junction number, because it is equal to n+sod(n) for n = 2646751098 and 2646751107.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1460581 + ... + 1462391.

It is an arithmetic number, because the mean of its divisors is an integer number (91496034).

Almost surely, 2^2646751146 is an apocalyptic number.

2646751146 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 2646751146, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2927873088).

2646751146 is an abundant number, since it is smaller than the sum of its proper divisors (3208995030).

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

2646751146 is a wasteful number, since it uses less digits than its factorization.

2646751146 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2327.

The product of its digits is 241920, while the sum is 42.

The square root of 2646751146 is about 51446.5853677385. The cubic root of 2646751146 is about 1383.2617562165.

The spelling of 2646751146 in words is "two billion, six hundred forty-six million, seven hundred fifty-one thousand, one hundred forty-six".