5381275820400 has 180 divisors, whose sum is σ = 18980662373400. Its totient is φ = 1411482124800.

The previous prime is 5381275820399. The next prime is 5381275820429. The reversal of 5381275820400 is 40285721835.

5381275820400 is a `hidden beast` number, since 5 + 3 + 8 + 1 + 27 + 582 + 0 + 40 + 0 = 666.

It is a tau number, because it is divible by the number of its divisors (180).

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 12032850 + ... + 12472049.

Almost surely, 2^{5381275820400} is an apocalyptic number.

5381275820400 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

5381275820400 is an abundant number, since it is smaller than the sum of its proper divisors (13599386553000).

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

5381275820400 is a wasteful number, since it uses less digits than its factorization.

5381275820400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24504984 (or 24504970 counting only the distinct ones).

The product of its (nonzero) digits is 537600, while the sum is 45.

The spelling of 5381275820400 in words is "five trillion, three hundred eighty-one billion, two hundred seventy-five million, eight hundred twenty thousand, four hundred".