5669401920 has 672 divisors, whose sum is σ = 23038783488. Its totient is φ = 1170505728.

The previous prime is 5669401919. The next prime is 5669401939. The reversal of 5669401920 is 291049665.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (672).

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 44640897 + ... + 44641023.

It is an arithmetic number, because the mean of its divisors is an integer number (34283904).

Almost surely, 2^5669401920 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 5669401920, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11519391744).

5669401920 is an abundant number, since it is smaller than the sum of its proper divisors (17369381568).

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

5669401920 is a wasteful number, since it uses less digits than its factorization.

5669401920 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 247 (or 230 counting only the distinct ones).

The product of its (nonzero) digits is 116640, while the sum is 42.

The square root of 5669401920 is about 75295.4309370761. The cubic root of 5669401920 is about 1783.1138862550.

The spelling of 5669401920 in words is "five billion, six hundred sixty-nine million, four hundred one thousand, nine hundred twenty".