53464335431 has 4 divisors (see below), whose sum is σ = 57576976632. Its totient is φ = 49351694232.

The previous prime is 53464335427. The next prime is 53464335451. The reversal of 53464335431 is 13453346435.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 53464335431 - 2² = 53464335427 is a prime.

It is a super-2 number, since 2×53464335431² (a number of 22 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 (53464335451) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2056320581 + ... + 2056320606.

It is an arithmetic number, because the mean of its divisors is an integer number (14394244158).

Almost surely, 2^53464335431 is an apocalyptic number.

53464335431 is a deficient number, since it is larger than the sum of its proper divisors (4112641201).

53464335431 is a wasteful number, since it uses less digits than its factorization.

53464335431 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4112641200.

The product of its digits is 777600, while the sum is 41.

The spelling of 53464335431 in words is "fifty-three billion, four hundred sixty-four million, three hundred thirty-five thousand, four hundred thirty-one".