55415154015 has 24 divisors (see below), whose sum is σ = 103441621920. Its totient is φ = 27281306304.

The previous prime is 55415154013. The next prime is 55415154023. The reversal of 55415154015 is 51045151455.

55415154015 is a `hidden beast` number, since 5 + 54 + 1 + 51 + 540 + 15 = 666.

It is not a de Polignac number, because 55415154015 - 2¹ = 55415154013 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55415154013) by changing a digit.

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, 47362795 + ... + 47363964.

It is an arithmetic number, because the mean of its divisors is an integer number (4310067580).

Almost surely, 2^55415154015 is an apocalyptic number.

55415154015 is a deficient number, since it is larger than the sum of its proper divisors (48026467905).

55415154015 is a wasteful number, since it uses less digits than its factorization.

55415154015 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 94726783 (or 94726780 counting only the distinct ones).

The product of its (nonzero) digits is 50000, while the sum is 36.

The spelling of 55415154015 in words is "fifty-five billion, four hundred fifteen million, one hundred fifty-four thousand, fifteen".