54964849767551 has 32 divisors (see below), whose sum is σ = 57956976709632. Its totient is φ = 52059913678080.

The previous prime is 54964849767463. The next prime is 54964849767571. The reversal of 54964849767551 is 15576794846945.

It is a cyclic number.

It is not a de Polignac number, because 54964849767551 - 2⁴² = 50566803256447 is a prime.

It is a super-2 number, since 2×54964849767551² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (54964849767571) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 297373475 + ... + 297558251.

It is an arithmetic number, because the mean of its divisors is an integer number (1811155522176).

Almost surely, 2^{54964849767551} is an apocalyptic number.

54964849767551 is a deficient number, since it is larger than the sum of its proper divisors (2992126942081).

54964849767551 is a wasteful number, since it uses less digits than its factorization.

54964849767551 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 185799.

The product of its digits is 9144576000, while the sum is 80.

The spelling of 54964849767551 in words is "fifty-four trillion, nine hundred sixty-four billion, eight hundred forty-nine million, seven hundred sixty-seven thousand, five hundred fifty-one".