1351603554664 has 32 divisors (see below), whose sum is σ = 2803582290240. Its totient is φ = 605712217600.

The previous prime is 1351603554659. The next prime is 1351603554673. The reversal of 1351603554664 is 4664553061531.

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, 108156649 + ... + 108169144.

It is an arithmetic number, because the mean of its divisors is an integer number (87611946570).

Almost surely, 2^{1351603554664} is an apocalyptic number.

It is an amenable number.

1351603554664 is an abundant number, since it is smaller than the sum of its proper divisors (1451978735576).

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

1351603554664 is a wasteful number, since it uses less digits than its factorization.

1351603554664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 216325881 (or 216325877 counting only the distinct ones).

The product of its (nonzero) digits is 3888000, while the sum is 49.

The spelling of 1351603554664 in words is "one trillion, three hundred fifty-one billion, six hundred three million, five hundred fifty-four thousand, six hundred sixty-four".