1441761650 has 48 divisors (see below), whose sum is σ = 3122639424. Its totient is φ = 484985280.

The previous prime is 1441761649. The next prime is 1441761661. The reversal of 1441761650 is 561671441.

It is a Harshad number since it is a multiple of its sum of digits (35).

It is a self number, because there is not a number n which added to its sum of digits gives 1441761650.

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, 20312 + ... + 57411.

It is an arithmetic number, because the mean of its divisors is an integer number (65054988).

Almost surely, 2^1441761650 is an apocalyptic number.

1441761650 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1441761650 is an abundant number, since it is smaller than the sum of its proper divisors (1680877774).

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

1441761650 is a wasteful number, since it uses less digits than its factorization.

1441761650 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 77795 (or 77790 counting only the distinct ones).

The product of its (nonzero) digits is 20160, while the sum is 35.

The square root of 1441761650 is about 37970.5366040566. The cubic root of 1441761650 is about 1129.7035403672.

It can be divided in two parts, 14417 and 61650, that added together give a palindrome (76067).

The spelling of 1441761650 in words is "one billion, four hundred forty-one million, seven hundred sixty-one thousand, six hundred fifty".