54553015511 has 2 divisors, whose sum is σ = 54553015512. Its totient is φ = 54553015510.

The previous prime is 54553015393. The next prime is 54553015519. The reversal of 54553015511 is 11551035545.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 54553015511 - 2²² = 54548821207 is a prime.

It is a super-2 number, since 2×54553015511² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (54553015519) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27276507755 + 27276507756.

It is an arithmetic number, because the mean of its divisors is an integer number (27276507756).

Almost surely, 2^54553015511 is an apocalyptic number.

54553015511 is a deficient number, since it is larger than the sum of its proper divisors (1).

54553015511 is an equidigital number, since it uses as much as digits as its factorization.

54553015511 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 37500, while the sum is 35.

The spelling of 54553015511 in words is "fifty-four billion, five hundred fifty-three million, fifteen thousand, five hundred eleven".