53426977509376 has 117 divisors (see below), whose sum is σ = 112778837460543. Its totient is φ = 25303305461760.

The previous prime is 53426977509349. The next prime is 53426977509377. The reversal of 53426977509376 is 67390577962435.

It is a happy number.

The square root of 53426977509376 is 7309376.

It is a perfect power (a square), and thus also a powerful number.

It is a junction number, because it is equal to n+sod(n) for n = 53426977509299 and 53426977509308.

It is not an unprimeable number, because it can be changed into a prime (53426977509377) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 8888198211 + ... + 8888204221.

Almost surely, 2^{53426977509376} is an apocalyptic number.

53426977509376 is the 7309376-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 53426977509376

53426977509376 is an abundant number, since it is smaller than the sum of its proper divisors (59351859951167).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

53426977509376 is an frugal number, since it uses more digits than its factorization.

53426977509376 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12084 (or 6032 counting only the distinct ones).

The product of its (nonzero) digits is 1800338400, while the sum is 73.

The spelling of 53426977509376 in words is "fifty-three trillion, four hundred twenty-six billion, nine hundred seventy-seven million, five hundred nine thousand, three hundred seventy-six".