5515952946064 has 120 divisors (see below), whose sum is σ = 11971969744896. Its totient is φ = 2459269612800.

The previous prime is 5515952946047. The next prime is 5515952946121. The reversal of 5515952946064 is 4606492595155.

It is a junction number, because it is equal to n+sod(n) for n = 5515952945993 and 5515952946011.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 673412209 + ... + 673420399.

Almost surely, 2^{5515952946064} 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 5515952946064, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5985984872448).

5515952946064 is an abundant number, since it is smaller than the sum of its proper divisors (6456016798832).

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

5515952946064 is a wasteful number, since it uses less digits than its factorization.

5515952946064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14837 (or 14820 counting only the distinct ones).

The product of its (nonzero) digits is 58320000, while the sum is 61.

The spelling of 5515952946064 in words is "five trillion, five hundred fifteen billion, nine hundred fifty-two million, nine hundred forty-six thousand, sixty-four".