3921651158 has 8 divisors (see below), whose sum is σ = 5887065528. Its totient is φ = 1959295984.

The previous prime is 3921651157. The next prime is 3921651191. The reversal of 3921651158 is 8511561293.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3921651157) 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, 761591 + ... + 766722.

It is an arithmetic number, because the mean of its divisors is an integer number (735883191).

Almost surely, 2^3921651158 is an apocalyptic number.

3921651158 is a deficient number, since it is larger than the sum of its proper divisors (1965414370).

3921651158 is a wasteful number, since it uses less digits than its factorization.

3921651158 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1529598.

The product of its digits is 64800, while the sum is 41.

The square root of 3921651158 is about 62623.0880586386. The cubic root of 3921651158 is about 1576.9683840687.

The spelling of 3921651158 in words is "three billion, nine hundred twenty-one million, six hundred fifty-one thousand, one hundred fifty-eight".