5426396591616 has 1440 divisors, whose sum is σ = 22336385879808. Its totient is φ = 1244297134080.

The previous prime is 5426396591599. The next prime is 5426396591641. The reversal of 5426396591616 is 6161956936245.

5426396591616 is a `hidden beast` number, since 5 + 4 + 2 + 6 + 3 + 9 + 6 + 5 + 9 + 1 + 616 = 666.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 143 ways as a sum of consecutive naturals, for example, 742626235 + ... + 742633541.

Almost surely, 2^{5426396591616} is an apocalyptic number.

5426396591616 is a gapful number since it is divisible by the number (56) 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 5426396591616, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11168192939904).

5426396591616 is an abundant number, since it is smaller than the sum of its proper divisors (16909989288192).

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

5426396591616 is a wasteful number, since it uses less digits than its factorization.

5426396591616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7392 (or 7366 counting only the distinct ones).

The product of its digits is 62985600, while the sum is 63.

The spelling of 5426396591616 in words is "five trillion, four hundred twenty-six billion, three hundred ninety-six million, five hundred ninety-one thousand, six hundred sixteen".