5405889948 has 12 divisors (see below), whose sum is σ = 12613743240. Its totient is φ = 1801963312.

The previous prime is 5405889943. The next prime is 5405889961. The reversal of 5405889948 is 8499885045.

It is a tau number, because it is divible by the number of its divisors (12).

It is a super-2 number, since 2×5405889948² = 58447292259774885408, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 5405889891 and 5405889900.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5405889941) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 225245403 + ... + 225245426.

It is an arithmetic number, because the mean of its divisors is an integer number (1051145270).

Almost surely, 2^5405889948 is an apocalyptic number.

It is an amenable number.

5405889948 is an abundant number, since it is smaller than the sum of its proper divisors (7207853292).

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

5405889948 is a wasteful number, since it uses less digits than its factorization.

5405889948 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 450490836 (or 450490834 counting only the distinct ones).

The product of its (nonzero) digits is 16588800, while the sum is 60.

The square root of 5405889948 is about 73524.7573814426. The cubic root of 5405889948 is about 1755.0482745790.

The spelling of 5405889948 in words is "five billion, four hundred five million, eight hundred eighty-nine thousand, nine hundred forty-eight".