1855476480 has 576 divisors, whose sum is σ = 7252439040. Its totient is φ = 398131200.

The previous prime is 1855476437. The next prime is 1855476487. The reversal of 1855476480 is 846745581.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1855476487) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 17022666 + ... + 17022774.

It is an arithmetic number, because the mean of its divisors is an integer number (12591040).

Almost surely, 2^1855476480 is an apocalyptic number.

1855476480 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1855476480, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3626219520).

1855476480 is an abundant number, since it is smaller than the sum of its proper divisors (5396962560).

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

1855476480 is a wasteful number, since it uses less digits than its factorization.

1855476480 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 188 (or 174 counting only the distinct ones).

The product of its (nonzero) digits is 1075200, while the sum is 48.

The square root of 1855476480 is about 43075.2420770911. The cubic root of 1855476480 is about 1228.8111720447.

The spelling of 1855476480 in words is "one billion, eight hundred fifty-five million, four hundred seventy-six thousand, four hundred eighty".