54005515022152 has 8 divisors (see below), whose sum is σ = 101260340666550. Its totient is φ = 27002757511072.

The previous prime is 54005515022149. The next prime is 54005515022161. The reversal of 54005515022152 is 25122051550045.

It can be written as a sum of positive squares in only one way, i.e., 51434514429796 + 2571000592356 = 7171786^2 + 1603434^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-2 number, since 2×54005515022152² (a number of 28 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3375344688877 + ... + 3375344688892.

Almost surely, 2^{54005515022152} is an apocalyptic number.

It is an amenable number.

54005515022152 is a deficient number, since it is larger than the sum of its proper divisors (47254825644398).

54005515022152 is a wasteful number, since it uses less digits than its factorization.

54005515022152 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6750689377775 (or 6750689377771 counting only the distinct ones).

The product of its (nonzero) digits is 100000, while the sum is 37.

Adding to 54005515022152 its reverse (25122051550045), we get a palindrome (79127566572197).

The spelling of 54005515022152 in words is "fifty-four trillion, five billion, five hundred fifteen million, twenty-two thousand, one hundred fifty-two".