11267789480 has 32 divisors (see below), whose sum is σ = 26170352640. Its totient is φ = 4361724480.

The previous prime is 11267789479. The next prime is 11267789483. The reversal of 11267789480 is 8498776211.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (11267789483) 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, 4542224 + ... + 4544703.

It is an arithmetic number, because the mean of its divisors is an integer number (817823520).

Almost surely, 2^11267789480 is an apocalyptic number.

11267789480 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11267789480 is an abundant number, since it is smaller than the sum of its proper divisors (14902563160).

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

11267789480 is a wasteful number, since it uses less digits than its factorization.

11267789480 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9086969 (or 9086965 counting only the distinct ones).

The product of its (nonzero) digits is 1354752, while the sum is 53.

The spelling of 11267789480 in words is "eleven billion, two hundred sixty-seven million, seven hundred eighty-nine thousand, four hundred eighty".