54521149311 has 24 divisors (see below), whose sum is σ = 80407048176. Its totient is φ = 35591673600.

The previous prime is 54521149301. The next prime is 54521149321. The reversal of 54521149311 is 11394112545.

54521149311 is a `hidden beast` number, since 5 + 452 + 114 + 93 + 1 + 1 = 666.

It is an interprime number because it is at equal distance from previous prime (54521149301) and next prime (54521149321).

It is not a de Polignac number, because 54521149311 - 2¹³ = 54521141119 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (54521149301) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 238540 + ... + 407361.

It is an arithmetic number, because the mean of its divisors is an integer number (3350293674).

Almost surely, 2^54521149311 is an apocalyptic number.

54521149311 is a deficient number, since it is larger than the sum of its proper divisors (25885898865).

54521149311 is a wasteful number, since it uses less digits than its factorization.

54521149311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 646103 (or 646100 counting only the distinct ones).

The product of its digits is 21600, while the sum is 36.

The spelling of 54521149311 in words is "fifty-four billion, five hundred twenty-one million, one hundred forty-nine thousand, three hundred eleven".