111379547490 has 32 divisors (see below), whose sum is σ = 269906173056. Its totient is φ = 29412850560.

The previous prime is 111379547473. The next prime is 111379547509. The reversal of 111379547490 is 94745973111.

It is a happy number.

111379547490 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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, 18019491 + ... + 18025670.

It is an arithmetic number, because the mean of its divisors is an integer number (8434567908).

Almost surely, 2^111379547490 is an apocalyptic number.

111379547490 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

111379547490 is an abundant number, since it is smaller than the sum of its proper divisors (158526625566).

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

111379547490 is a wasteful number, since it uses less digits than its factorization.

111379547490 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36045274.

The product of its (nonzero) digits is 952560, while the sum is 51.

The spelling of 111379547490 in words is "one hundred eleven billion, three hundred seventy-nine million, five hundred forty-seven thousand, four hundred ninety".