54551512423650 has 72 divisors (see below), whose sum is σ = 148704717882672. Its totient is φ = 13224609068000.

The previous prime is 54551512423601. The next prime is 54551512423657. The reversal of 54551512423650 is 5632421515545.

It is a self number, because there is not a number n which added to its sum of digits gives 54551512423650.

It is not an unprimeable number, because it can be changed into a prime (54551512423657) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 1502778336 + ... + 1502814635.

It is an arithmetic number, because the mean of its divisors is an integer number (2065343303926).

Almost surely, 2^{54551512423650} is an apocalyptic number.

54551512423650 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

54551512423650 is an abundant number, since it is smaller than the sum of its proper divisors (94153205459022).

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

54551512423650 is a wasteful number, since it uses less digits than its factorization.

54551512423650 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3005593008 (or 3005592992 counting only the distinct ones).

The product of its (nonzero) digits is 3600000, while the sum is 48.

The spelling of 54551512423650 in words is "fifty-four trillion, five hundred fifty-one billion, five hundred twelve million, four hundred twenty-three thousand, six hundred fifty".