5420450326164 has 12 divisors (see below), whose sum is σ = 12647717427744. Its totient is φ = 1806816775384.

The previous prime is 5420450326157. The next prime is 5420450326171. The reversal of 5420450326164 is 4616230540245.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (5420450326157) and next prime (5420450326171).

It is a tau number, because it is divible by the number of its divisors (12).

It is a super-2 number, since 2×5420450326164² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 225852096912 + ... + 225852096935.

It is an arithmetic number, because the mean of its divisors is an integer number (1053976452312).

Almost surely, 2^{5420450326164} is an apocalyptic number.

It is an amenable number.

5420450326164 is an abundant number, since it is smaller than the sum of its proper divisors (7227267101580).

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

5420450326164 is a wasteful number, since it uses less digits than its factorization.

5420450326164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 451704193854 (or 451704193852 counting only the distinct ones).

The product of its (nonzero) digits is 691200, while the sum is 42.

The spelling of 5420450326164 in words is "five trillion, four hundred twenty billion, four hundred fifty million, three hundred twenty-six thousand, one hundred sixty-four".