54513381626 has 32 divisors (see below), whose sum is σ = 89464186368. Its totient is φ = 24706575040.

The previous prime is 54513381583. The next prime is 54513381647. The reversal of 54513381626 is 62618331545.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12395660 + ... + 12400056.

It is an arithmetic number, because the mean of its divisors is an integer number (2795755824).

Almost surely, 2^54513381626 is an apocalyptic number.

54513381626 is a deficient number, since it is larger than the sum of its proper divisors (34950804742).

54513381626 is a wasteful number, since it uses less digits than its factorization.

54513381626 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5926.

The product of its digits is 518400, while the sum is 44.

The spelling of 54513381626 in words is "fifty-four billion, five hundred thirteen million, three hundred eighty-one thousand, six hundred twenty-six".