1551515616006 has 16 divisors (see below), whose sum is σ = 3103139362800. Its totient is φ = 517153850208.

The previous prime is 1551515615981. The next prime is 1551515616073. The reversal of 1551515616006 is 6006165151551.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4318321 + ... + 4663788.

It is an arithmetic number, because the mean of its divisors is an integer number (193946210175).

Almost surely, 2^{1551515616006} is an apocalyptic number.

1551515616006 is an abundant number, since it is smaller than the sum of its proper divisors (1551623746794).

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

1551515616006 is a wasteful number, since it uses less digits than its factorization.

1551515616006 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9010903.

The product of its (nonzero) digits is 135000, while the sum is 42.

The spelling of 1551515616006 in words is "one trillion, five hundred fifty-one billion, five hundred fifteen million, six hundred sixteen thousand, six".