53146464135 has 64 divisors (see below), whose sum is σ = 86907437568. Its totient is φ = 27728689664.

The previous prime is 53146464121. The next prime is 53146464181.

It is a happy number.

53146464135 is nontrivially palindromic in base 10.

It is a cyclic number.

It is not a de Polignac number, because 53146464135 - 2⁵ = 53146464103 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 95415277 + ... + 95415833.

It is an arithmetic number, because the mean of its divisors is an integer number (1357928712).

Almost surely, 2^53146464135 is an apocalyptic number.

53146464135 is a deficient number, since it is larger than the sum of its proper divisors (33760973433).

53146464135 is a wasteful number, since it uses less digits than its factorization.

53146464135 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1264.

The product of its digits is 518400, while the sum is 42.

The spelling of 53146464135 in words is "fifty-three billion, one hundred forty-six million, four hundred sixty-four thousand, one hundred thirty-five".