3988916532826 has 8 divisors (see below), whose sum is σ = 6008409840960. Its totient is φ = 1986113252508.

The previous prime is 3988916532773. The next prime is 3988916532829. The reversal of 3988916532826 is 6282356198893.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×3988916532826² (a number of 26 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (3988916532829) 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, 4172506356 + ... + 4172507311.

It is an arithmetic number, because the mean of its divisors is an integer number (751051230120).

Almost surely, 2^{3988916532826} is an apocalyptic number.

3988916532826 is a deficient number, since it is larger than the sum of its proper divisors (2019493308134).

3988916532826 is a wasteful number, since it uses less digits than its factorization.

3988916532826 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8345013908.

The product of its digits is 268738560, while the sum is 70.

The spelling of 3988916532826 in words is "three trillion, nine hundred eighty-eight billion, nine hundred sixteen million, five hundred thirty-two thousand, eight hundred twenty-six".