611014131240 has 64 divisors (see below), whose sum is σ = 1940868423360. Its totient is φ = 153352565760.

The previous prime is 611014131173. The next prime is 611014131313. The reversal of 611014131240 is 42131410116.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a self number, because there is not a number n which added to its sum of digits gives 611014131240.

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 15 ways as a sum of consecutive naturals, for example, 149756326 + ... + 149760405.

It is an arithmetic number, because the mean of its divisors is an integer number (30326069115).

Almost surely, 2^611014131240 is an apocalyptic number.

611014131240 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

611014131240 is an abundant number, since it is smaller than the sum of its proper divisors (1329854292120).

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

611014131240 is a wasteful number, since it uses less digits than its factorization.

611014131240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 299516762 (or 299516758 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 24.

Adding to 611014131240 its reverse (42131410116), we get a palindrome (653145541356).

The spelling of 611014131240 in words is "six hundred eleven billion, fourteen million, one hundred thirty-one thousand, two hundred forty".