2958114978 has 320 divisors, whose sum is σ = 8781696000. Its totient is φ = 722514816.

The previous prime is 2958114899. The next prime is 2958115009. The reversal of 2958114978 is 8794118592.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is an unprimeable number.

It is a polite number, since it can be written in 159 ways as a sum of consecutive naturals, for example, 16525693 + ... + 16525871.

It is an arithmetic number, because the mean of its divisors is an integer number (27442800).

Almost surely, 2^2958114978 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2958114978, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4390848000).

2958114978 is an abundant number, since it is smaller than the sum of its proper divisors (5823581022).

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

2958114978 is a wasteful number, since it uses less digits than its factorization.

2958114978 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 291 (or 282 counting only the distinct ones).

The product of its digits is 1451520, while the sum is 54.

The square root of 2958114978 is about 54388.5555792761. Note that the first 4 decimals coincide. The cubic root of 2958114978 is about 1435.5060157045.

The spelling of 2958114978 in words is "two billion, nine hundred fifty-eight million, one hundred fourteen thousand, nine hundred seventy-eight".