53467491772989 has 12 divisors (see below), whose sum is σ = 88263795942816. Its totient is φ = 30552852441672.

The previous prime is 53467491772949. The next prime is 53467491773071. The reversal of 53467491772989 is 98927719476435.

53467491772989 is a `hidden beast` number, since 5 + 3 + 46 + 7 + 491 + 7 + 7 + 2 + 9 + 89 = 666.

It is not a de Polignac number, because 53467491772989 - 2⁹ = 53467491772477 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53467491772949) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 424345172739 + ... + 424345172864.

It is an arithmetic number, because the mean of its divisors is an integer number (7355316328568).

Almost surely, 2^{53467491772989} is an apocalyptic number.

It is an amenable number.

53467491772989 is a deficient number, since it is larger than the sum of its proper divisors (34796304169827).

53467491772989 is a wasteful number, since it uses less digits than its factorization.

53467491772989 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 848690345616 (or 848690345613 counting only the distinct ones).

The product of its digits is 5761082880, while the sum is 81.

The spelling of 53467491772989 in words is "fifty-three trillion, four hundred sixty-seven billion, four hundred ninety-one million, seven hundred seventy-two thousand, nine hundred eighty-nine".