11390494570 has 128 divisors (see below), whose sum is σ = 25777543680.
Its totient is φ = 3527884800.
The previous prime is 11390494567. The next prime is 11390494613. The reversal of 11390494570 is 7549409311.
It is a super-3 number, since 3×113904945703 (a number of 31 digits) contains 333 as substring.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 18952270 + ... + 18952870.
It is an arithmetic number, because the mean of its divisors is an integer number (201387060).
Almost surely, 211390494570 is an apocalyptic number.
11390494570 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
11390494570 is an abundant number, since it is smaller than the sum of its proper divisors (14387049110).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
11390494570 is a wasteful number, since it uses less digits than its factorization.
11390494570 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1040.
The product of its (nonzero) digits is 136080, while the sum is 43.
The spelling of 11390494570 in words is "eleven billion, three hundred ninety million, four hundred ninety-four thousand, five hundred seventy".