11890449310 has 16 divisors (see below), whose sum is σ = 21407821776. Its totient is φ = 4755065728.

The previous prime is 11890449283. The next prime is 11890449313. The reversal of 11890449310 is 1394409811.

It is a super-2 number, since 2×11890449310² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11890449313) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 93712 + ... + 180451.

It is an arithmetic number, because the mean of its divisors is an integer number (1337988861).

Almost surely, 2^11890449310 is an apocalyptic number.

11890449310 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11890449310 is a deficient number, since it is larger than the sum of its proper divisors (9517372466).

11890449310 is a wasteful number, since it uses less digits than its factorization.

11890449310 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 278507.

The product of its (nonzero) digits is 31104, while the sum is 40.

The spelling of 11890449310 in words is "eleven billion, eight hundred ninety million, four hundred forty-nine thousand, three hundred ten".