54336464767640 has 128 divisors (see below), whose sum is σ = 135663960672000. Its totient is φ = 19419222950400.

The previous prime is 54336464767601. The next prime is 54336464767691. The reversal of 54336464767640 is 4676746463345.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 110369951 + ... + 110861169.

It is an arithmetic number, because the mean of its divisors is an integer number (1059874692750).

Almost surely, 2^{54336464767640} 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 54336464767640, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (67831980336000).

54336464767640 is an abundant number, since it is smaller than the sum of its proper divisors (81327495904360).

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

54336464767640 is a wasteful number, since it uses less digits than its factorization.

54336464767640 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 495561 (or 495557 counting only the distinct ones).

The product of its (nonzero) digits is 731566080, while the sum is 65.

The spelling of 54336464767640 in words is "fifty-four trillion, three hundred thirty-six billion, four hundred sixty-four million, seven hundred sixty-seven thousand, six hundred forty".