1245235116044 has 24 divisors (see below), whose sum is σ = 2198698341840. Its totient is φ = 617036854784.

The previous prime is 1245235115989. The next prime is 1245235116107. The reversal of 1245235116044 is 4406115325421.

It is a super-2 number, since 2×1245235116044² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1245235115989 and 1245235116007.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3900407 + ... + 4207569.

It is an arithmetic number, because the mean of its divisors is an integer number (91612430910).

Almost surely, 2^{1245235116044} is an apocalyptic number.

It is an amenable number.

1245235116044 is a deficient number, since it is larger than the sum of its proper divisors (953463225796).

1245235116044 is a wasteful number, since it uses less digits than its factorization.

1245235116044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 316249 (or 316247 counting only the distinct ones).

The product of its (nonzero) digits is 115200, while the sum is 38.

The spelling of 1245235116044 in words is "one trillion, two hundred forty-five billion, two hundred thirty-five million, one hundred sixteen thousand, forty-four".