3942135580 has 24 divisors (see below), whose sum is σ = 8714195280. Its totient is φ = 1493861760.

The previous prime is 3942135541. The next prime is 3942135611. The reversal of 3942135580 is 855312493.

It is a super-2 number, since 2×3942135580² = 31080865862203872800, which 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 7 ways as a sum of consecutive naturals, for example, 5186641 + ... + 5187400.

It is an arithmetic number, because the mean of its divisors is an integer number (363091470).

Almost surely, 2^3942135580 is an apocalyptic number.

It is an amenable number.

3942135580 is an abundant number, since it is smaller than the sum of its proper divisors (4772059700).

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

3942135580 is a wasteful number, since it uses less digits than its factorization.

3942135580 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10374069 (or 10374067 counting only the distinct ones).

The product of its (nonzero) digits is 129600, while the sum is 40.

The square root of 3942135580 is about 62786.4283105832. The cubic root of 3942135580 is about 1579.7093387238.

The spelling of 3942135580 in words is "three billion, nine hundred forty-two million, one hundred thirty-five thousand, five hundred eighty".