1351161540244 has 24 divisors (see below), whose sum is σ = 2520487894400. Its totient is φ = 631922316480.

The previous prime is 1351161540199. The next prime is 1351161540269. The reversal of 1351161540244 is 4420451611531.

It is a congruent number.

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, 112515777 + ... + 112527784.

Almost surely, 2^{1351161540244} is an apocalyptic number.

It is an amenable number.

1351161540244 is a deficient number, since it is larger than the sum of its proper divisors (1169326354156).

1351161540244 is a wasteful number, since it uses less digits than its factorization.

1351161540244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 225043663 (or 225043661 counting only the distinct ones).

The product of its (nonzero) digits is 57600, while the sum is 37.

The spelling of 1351161540244 in words is "one trillion, three hundred fifty-one billion, one hundred sixty-one million, five hundred forty thousand, two hundred forty-four".