1964077416 has 128 divisors (see below), whose sum is σ = 6436454400. Its totient is φ = 543049920.

The previous prime is 1964077399. The next prime is 1964077429. The reversal of 1964077416 is 6147704691.

1964077416 is a `hidden beast` number, since 196 + 40 + 7 + 7 + 416 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 25921 + ... + 67823.

It is an arithmetic number, because the mean of its divisors is an integer number (50284800).

Almost surely, 2^1964077416 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1964077416, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3218227200).

1964077416 is an abundant number, since it is smaller than the sum of its proper divisors (4472376984).

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

1964077416 is a wasteful number, since it uses less digits than its factorization.

1964077416 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41956 (or 41946 counting only the distinct ones).

The product of its (nonzero) digits is 254016, while the sum is 45.

The square root of 1964077416 is about 44317.9130375066. The cubic root of 1964077416 is about 1252.3321615254.

The spelling of 1964077416 in words is "one billion, nine hundred sixty-four million, seventy-seven thousand, four hundred sixteen".