11340644990 has 32 divisors (see below), whose sum is σ = 20900854656. Its totient is φ = 4428012960.

The previous prime is 11340644951. The next prime is 11340645013. The reversal of 11340644990 is 9944604311.

It is a super-2 number, since 2×11340644990² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 771449 + ... + 786011.

It is an arithmetic number, because the mean of its divisors is an integer number (653151708).

Almost surely, 2^11340644990 is an apocalyptic number.

11340644990 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11340644990 is a deficient number, since it is larger than the sum of its proper divisors (9560209666).

11340644990 is a wasteful number, since it uses less digits than its factorization.

11340644990 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16424.

The product of its (nonzero) digits is 93312, while the sum is 41.

The spelling of 11340644990 in words is "eleven billion, three hundred forty million, six hundred forty-four thousand, nine hundred ninety".