15540054462006 has 8 divisors (see below), whose sum is σ = 31080108924024. Its totient is φ = 5180018154000.

The previous prime is 15540054461983. The next prime is 15540054462047. The reversal of 15540054462006 is 60026445004551.

It is a sphenic number, since it is the product of 3 distinct primes.

15540054462006 is an admirable number.

It is a super-2 number, since 2×15540054462006² (a number of 27 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, 1295004538495 + ... + 1295004538506.

It is an arithmetic number, because the mean of its divisors is an integer number (3885013615503).

Almost surely, 2^{15540054462006} is an apocalyptic number.

15540054462006 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

15540054462006 is a wasteful number, since it uses less digits than its factorization.

15540054462006 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2590009077006.

The product of its (nonzero) digits is 576000, while the sum is 42.

Adding to 15540054462006 its reverse (60026445004551), we get a palindrome (75566499466557).

The spelling of 15540054462006 in words is "fifteen trillion, five hundred forty billion, fifty-four million, four hundred sixty-two thousand, six".