1282654650 has 48 divisors (see below), whose sum is σ = 3216758400. Its totient is φ = 338194560.

The previous prime is 1282654621. The next prime is 1282654663. The reversal of 1282654650 is 564562821.

It is a junction number, because it is equal to n+sod(n) for n = 1282654599 and 1282654608.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 34690 + ... + 61389.

It is an arithmetic number, because the mean of its divisors is an integer number (67015800).

Almost surely, 2^1282654650 is an apocalyptic number.

1282654650 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1282654650 is an abundant number, since it is smaller than the sum of its proper divisors (1934103750).

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

1282654650 is a wasteful number, since it uses less digits than its factorization.

1282654650 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 96183 (or 96178 counting only the distinct ones).

The product of its (nonzero) digits is 115200, while the sum is 39.

The square root of 1282654650 is about 35814.1682857497. The cubic root of 1282654650 is about 1086.5171354879.

It can be divided in two parts, 12826 and 54650, that added together give a palindrome (67476).

The spelling of 1282654650 in words is "one billion, two hundred eighty-two million, six hundred fifty-four thousand, six hundred fifty".