53219476356 has 12 divisors (see below), whose sum is σ = 124178778192. Its totient is φ = 17739825448.

The previous prime is 53219476337. The next prime is 53219476367. The reversal of 53219476356 is 65367491235.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (12).

It is a junction number, because it is equal to n+sod(n) for n = 53219476299 and 53219476308.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2217478170 + ... + 2217478193.

It is an arithmetic number, because the mean of its divisors is an integer number (10348231516).

Almost surely, 2^53219476356 is an apocalyptic number.

It is an amenable number.

53219476356 is an abundant number, since it is smaller than the sum of its proper divisors (70959301836).

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

53219476356 is a wasteful number, since it uses less digits than its factorization.

53219476356 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4434956370 (or 4434956368 counting only the distinct ones).

The product of its digits is 4082400, while the sum is 51.

The spelling of 53219476356 in words is "fifty-three billion, two hundred nineteen million, four hundred seventy-six thousand, three hundred fifty-six".