4894697556 has 36 divisors (see below), whose sum is σ = 14140238112. Its totient is φ = 1398484944.

The previous prime is 4894697543. The next prime is 4894697557. The reversal of 4894697556 is 6557964984.

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (63).

It is a junction number, because it is equal to n+sod(n) for n = 4894697493 and 4894697502.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4894697557) 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, 9711450 + ... + 9711953.

It is an arithmetic number, because the mean of its divisors is an integer number (392784392).

Almost surely, 2^4894697556 is an apocalyptic number.

It is an amenable number.

4894697556 is an abundant number, since it is smaller than the sum of its proper divisors (9245540556).

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

4894697556 is a wasteful number, since it uses less digits than its factorization.

4894697556 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19423420 (or 19423415 counting only the distinct ones).

The product of its digits is 65318400, while the sum is 63.

The square root of 4894697556 is about 69962.1151481286. The cubic root of 4894697556 is about 1697.8863646396.

It can be divided in two parts, 489469 and 7556, that added together give a square (497025 = 705²).

The spelling of 4894697556 in words is "four billion, eight hundred ninety-four million, six hundred ninety-seven thousand, five hundred fifty-six".