11273493504 has 352 divisors, whose sum is σ = 37782707200. Its totient is φ = 2969616384.

The previous prime is 11273493457. The next prime is 11273493527. The reversal of 11273493504 is 40539437211.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 13697637 + ... + 13698459.

Almost surely, 2^11273493504 is an apocalyptic number.

11273493504 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11273493504, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (18891353600).

11273493504 is an abundant number, since it is smaller than the sum of its proper divisors (26509213696).

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

11273493504 is an equidigital number, since it uses as much as digits as its factorization.

11273493504 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 880 (or 848 counting only the distinct ones).

The product of its (nonzero) digits is 90720, while the sum is 39.

The spelling of 11273493504 in words is "eleven billion, two hundred seventy-three million, four hundred ninety-three thousand, five hundred four".