1351643504654 has 8 divisors (see below), whose sum is σ = 2115615920400. Its totient is φ = 646438197856.

The previous prime is 1351643504623. The next prime is 1351643504683. The reversal of 1351643504654 is 4564053461531.

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

It is a junction number, because it is equal to n+sod(n) for n = 1351643504599 and 1351643504608.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14691777179 + ... + 14691777270.

It is an arithmetic number, because the mean of its divisors is an integer number (264451990050).

Almost surely, 2^{1351643504654} is an apocalyptic number.

1351643504654 is a deficient number, since it is larger than the sum of its proper divisors (763972415746).

1351643504654 is a wasteful number, since it uses less digits than its factorization.

1351643504654 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29383554474.

The product of its (nonzero) digits is 2592000, while the sum is 47.

The spelling of 1351643504654 in words is "one trillion, three hundred fifty-one billion, six hundred forty-three million, five hundred four thousand, six hundred fifty-four".