55377741825 has 240 divisors, whose sum is σ = 127504232064. Its totient is φ = 23178700800.

The previous prime is 55377741821. The next prime is 55377741827. The reversal of 55377741825 is 52814777355.

55377741825 is a `hidden beast` number, since 5 + 537 + 7 + 74 + 18 + 25 = 666.

It is not a de Polignac number, because 55377741825 - 2² = 55377741821 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (55377741821) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 239 ways as a sum of consecutive naturals, for example, 8912970 + ... + 8919180.

Almost surely, 2^55377741825 is an apocalyptic number.

It is an amenable number.

55377741825 is an abundant number, since it is smaller than the sum of its proper divisors (72126490239).

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

55377741825 is a wasteful number, since it uses less digits than its factorization.

55377741825 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6294 (or 6280 counting only the distinct ones).

The product of its digits is 8232000, while the sum is 54.

The spelling of 55377741825 in words is "fifty-five billion, three hundred seventy-seven million, seven hundred forty-one thousand, eight hundred twenty-five".