3977481758 has 8 divisors (see below), whose sum is σ = 6013201152. Its totient is φ = 1973081376.

The previous prime is 3977481751. The next prime is 3977481769. The reversal of 3977481758 is 8571847793.

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

It is a super-2 number, since 2×3977481758² = 31640722270445541128, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 3977481697 and 3977481706.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3977481751) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7829435 + ... + 7829942.

It is an arithmetic number, because the mean of its divisors is an integer number (751650144).

Almost surely, 2^3977481758 is an apocalyptic number.

3977481758 is a deficient number, since it is larger than the sum of its proper divisors (2035719394).

3977481758 is a wasteful number, since it uses less digits than its factorization.

3977481758 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15659506.

The product of its digits is 11854080, while the sum is 59.

The square root of 3977481758 is about 63067.2796147099. The cubic root of 3977481758 is about 1584.4166545739.

The spelling of 3977481758 in words is "three billion, nine hundred seventy-seven million, four hundred eighty-one thousand, seven hundred fifty-eight".