1955544934464 has 189 divisors, whose sum is σ = 6162269057581. Its totient is φ = 592477501440.

The previous prime is 1955544934451. The next prime is 1955544934477. The reversal of 1955544934464 is 4644394455591.

The square root of 1955544934464 is 1398408.

It is a perfect power (a square), and thus also a powerful number.

1955544934464 is a `hidden beast` number, since 1 + 9 + 5 + 554 + 4 + 9 + 34 + 46 + 4 = 666.

It is an interprime number because it is at equal distance from previous prime (1955544934451) and next prime (1955544934477).

It can be written as a sum of positive squares in only one way, i.e., 1595775297600 + 359769636864 = 1263240^2 + 599808^2 .

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 369177064 + ... + 369182360.

Almost surely, 2^{1955544934464} is an apocalyptic number.

1955544934464 is the 1398408-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1955544934464

1955544934464 is an abundant number, since it is smaller than the sum of its proper divisors (4206724123117).

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

1955544934464 is an frugal number, since it uses more digits than its factorization.

1955544934464 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10634 (or 5313 counting only the distinct ones).

The product of its digits is 186624000, while the sum is 63.

The spelling of 1955544934464 in words is "one trillion, nine hundred fifty-five billion, five hundred forty-four million, nine hundred thirty-four thousand, four hundred sixty-four".