1651516668006 has 32 divisors (see below), whose sum is σ = 3557825538048. Its totient is φ = 509584384320.

The previous prime is 1651516668001. The next prime is 1651516668013. The reversal of 1651516668006 is 6008666151561.

It is a self number, because there is not a number n which added to its sum of digits gives 1651516668006.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1651516668001) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 193020111 + ... + 193028666.

It is an arithmetic number, because the mean of its divisors is an integer number (111182048064).

Almost surely, 2^{1651516668006} is an apocalyptic number.

1651516668006 is an abundant number, since it is smaller than the sum of its proper divisors (1906308870042).

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

1651516668006 is a wasteful number, since it uses less digits than its factorization.

1651516668006 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 386048836.

The product of its (nonzero) digits is 1555200, while the sum is 51.

The spelling of 1651516668006 in words is "one trillion, six hundred fifty-one billion, five hundred sixteen million, six hundred sixty-eight thousand, six".