1351644006654 has 24 divisors (see below), whose sum is σ = 2928600132120. Its totient is φ = 450542137968.

The previous prime is 1351644006649. The next prime is 1351644006673. The reversal of 1351644006654 is 4566004461531.

1351644006654 is a `hidden beast` number, since 1 + 35 + 164 + 400 + 6 + 6 + 54 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1066404 + ... + 1959720.

It is an arithmetic number, because the mean of its divisors is an integer number (122025005505).

Almost surely, 2^{1351644006654} is an apocalyptic number.

1351644006654 is an abundant number, since it is smaller than the sum of its proper divisors (1576956125466).

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

1351644006654 is a wasteful number, since it uses less digits than its factorization.

1351644006654 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 977384 (or 977381 counting only the distinct ones).

The product of its (nonzero) digits is 1036800, while the sum is 45.

The spelling of 1351644006654 in words is "one trillion, three hundred fifty-one billion, six hundred forty-four million, six thousand, six hundred fifty-four".