1351640171004 has 12 divisors (see below), whose sum is σ = 3153827065704. Its totient is φ = 450546723664.

The previous prime is 1351640171003. The next prime is 1351640171023. The reversal of 1351640171004 is 4001710461531.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1351640171003) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 56318340447 + ... + 56318340470.

It is an arithmetic number, because the mean of its divisors is an integer number (262818922142).

Almost surely, 2^{1351640171004} is an apocalyptic number.

It is an amenable number.

1351640171004 is an abundant number, since it is smaller than the sum of its proper divisors (1802186894700).

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

1351640171004 is a wasteful number, since it uses less digits than its factorization.

1351640171004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 112636680924 (or 112636680922 counting only the distinct ones).

The product of its (nonzero) digits is 10080, while the sum is 33.

The spelling of 1351640171004 in words is "one trillion, three hundred fifty-one billion, six hundred forty million, one hundred seventy-one thousand, four".