1011610650 has 24 divisors (see below), whose sum is σ = 2508794784. Its totient is φ = 269762800.

The previous prime is 1011610609. The next prime is 1011610651. The reversal of 1011610650 is 560161101.

It is a super-2 number, since 2×1011610650² = 2046712214386845000, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1011610651) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3371886 + ... + 3372185.

It is an arithmetic number, because the mean of its divisors is an integer number (104533116).

Almost surely, 2^1011610650 is an apocalyptic number.

1011610650 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1011610650 is an abundant number, since it is smaller than the sum of its proper divisors (1497184134).

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

1011610650 is a wasteful number, since it uses less digits than its factorization.

1011610650 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6744086 (or 6744081 counting only the distinct ones).

The product of its (nonzero) digits is 180, while the sum is 21.

The square root of 1011610650 is about 31805.8272962676. The cubic root of 1011610650 is about 1003.8553339653.

Adding to 1011610650 its reverse (560161101), we get a palindrome (1571771751).

The spelling of 1011610650 in words is "one billion, eleven million, six hundred ten thousand, six hundred fifty".