4978462158 has 24 divisors (see below), whose sum is σ = 10789669800. Its totient is φ = 1659025584.

The previous prime is 4978462157. The next prime is 4978462183. The reversal of 4978462158 is 8512648794.

It is a happy number.

4978462158 is a `hidden beast` number, since 4 + 9 + 7 + 8 + 4 + 621 + 5 + 8 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4978462157) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 31428 + ... + 104616.

It is an arithmetic number, because the mean of its divisors is an integer number (449569575).

Almost surely, 2^4978462158 is an apocalyptic number.

4978462158 is an abundant number, since it is smaller than the sum of its proper divisors (5811207642).

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

4978462158 is a wasteful number, since it uses less digits than its factorization.

4978462158 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 76976 (or 76973 counting only the distinct ones).

The product of its digits is 3870720, while the sum is 54.

The square root of 4978462158 is about 70558.2182172991. The cubic root of 4978462158 is about 1707.5171333368.

The spelling of 4978462158 in words is "four billion, nine hundred seventy-eight million, four hundred sixty-two thousand, one hundred fifty-eight".