545761181400 has 384 divisors, whose sum is σ = 1801989427200. Its totient is φ = 136397260800.

The previous prime is 545761181377. The next prime is 545761181417. The reversal of 545761181400 is 4181167545.

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, 157596069 + ... + 157599531.

It is an arithmetic number, because the mean of its divisors is an integer number (4692680800).

Almost surely, 2^545761181400 is an apocalyptic number.

545761181400 is a gapful number since it is divisible by the number (50) 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 545761181400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (900994713600).

545761181400 is an abundant number, since it is smaller than the sum of its proper divisors (1256228245800).

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

545761181400 is a wasteful number, since it uses less digits than its factorization.

545761181400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3779 (or 3770 counting only the distinct ones).

The product of its (nonzero) digits is 134400, while the sum is 42.

The spelling of 545761181400 in words is "five hundred forty-five billion, seven hundred sixty-one million, one hundred eighty-one thousand, four hundred".