1351456448889 has 8 divisors (see below), whose sum is σ = 1860069091072. Its totient is φ = 871907386320.

The previous prime is 1351456448861. The next prime is 1351456448899. The reversal of 1351456448889 is 9888446541531.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1351456448889 - 2⁸ = 1351456448633 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1351456448899) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7265894794 + ... + 7265894979.

It is an arithmetic number, because the mean of its divisors is an integer number (232508636384).

Almost surely, 2^{1351456448889} is an apocalyptic number.

It is an amenable number.

1351456448889 is a deficient number, since it is larger than the sum of its proper divisors (508612642183).

1351456448889 is a wasteful number, since it uses less digits than its factorization.

1351456448889 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14531789807.

The product of its digits is 132710400, while the sum is 66.

The spelling of 1351456448889 in words is "one trillion, three hundred fifty-one billion, four hundred fifty-six million, four hundred forty-eight thousand, eight hundred eighty-nine".