5374432451520 has 1680 divisors, whose sum is σ = 21548111929344. Its totient is φ = 1270312243200.

The previous prime is 5374432451503. The next prime is 5374432451527. The reversal of 5374432451520 is 251542344735.

5374432451520 is a `hidden beast` number, since 5 + 3 + 7 + 44 + 32 + 4 + 51 + 520 = 666.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5374432451527) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 239 ways as a sum of consecutive naturals, for example, 41026201855 + ... + 41026201985.

Almost surely, 2^{5374432451520} 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 5374432451520, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10774055964672).

5374432451520 is an abundant number, since it is smaller than the sum of its proper divisors (16173679477824).

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

5374432451520 is a wasteful number, since it uses less digits than its factorization.

5374432451520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 412 (or 382 counting only the distinct ones).

The product of its (nonzero) digits is 2016000, while the sum is 45.

The spelling of 5374432451520 in words is "five trillion, three hundred seventy-four billion, four hundred thirty-two million, four hundred fifty-one thousand, five hundred twenty".