1351042241646 has 32 divisors (see below), whose sum is σ = 2861095709088. Its totient is φ = 423846748160.

The previous prime is 1351042241641. The next prime is 1351042241651. The reversal of 1351042241646 is 6461422401531.

It is an interprime number because it is at equal distance from previous prime (1351042241641) and next prime (1351042241651).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1351042241641) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5327056 + ... + 5574908.

It is an arithmetic number, because the mean of its divisors is an integer number (89409240909).

Almost surely, 2^{1351042241646} is an apocalyptic number.

1351042241646 is an abundant number, since it is smaller than the sum of its proper divisors (1510053467442).

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

1351042241646 is a wasteful number, since it uses less digits than its factorization.

1351042241646 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 301316.

The product of its (nonzero) digits is 138240, while the sum is 39.

The spelling of 1351042241646 in words is "one trillion, three hundred fifty-one billion, forty-two million, two hundred forty-one thousand, six hundred forty-six".