1958688663006 has 64 divisors (see below), whose sum is σ = 3990875406336. Its totient is φ = 640795276800.

The previous prime is 1958688662999. The next prime is 1958688663011. The reversal of 1958688663006 is 6003668868591.

It is a super-2 number, since 2×1958688663006² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 26305926 + ... + 26380278.

It is an arithmetic number, because the mean of its divisors is an integer number (62357428224).

Almost surely, 2^{1958688663006} is an apocalyptic number.

1958688663006 is an abundant number, since it is smaller than the sum of its proper divisors (2032186743330).

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

1958688663006 is a wasteful number, since it uses less digits than its factorization.

1958688663006 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 74857.

The product of its (nonzero) digits is 89579520, while the sum is 66.

The spelling of 1958688663006 in words is "one trillion, nine hundred fifty-eight billion, six hundred eighty-eight million, six hundred sixty-three thousand, six".