53213445551004 has 48 divisors (see below), whose sum is σ = 126310296623616. Its totient is φ = 17432530790400.

The previous prime is 53213445550927. The next prime is 53213445551023. The reversal of 53213445551004 is 40015554431235.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 76435237 + ... + 77128284.

It is an arithmetic number, because the mean of its divisors is an integer number (2631464512992).

Almost surely, 2^{53213445551004} is an apocalyptic number.

It is an amenable number.

53213445551004 is an abundant number, since it is smaller than the sum of its proper divisors (73096851072612).

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

53213445551004 is a wasteful number, since it uses less digits than its factorization.

53213445551004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 153564026 (or 153564024 counting only the distinct ones).

The product of its (nonzero) digits is 720000, while the sum is 42.

Adding to 53213445551004 its reverse (40015554431235), we get a palindrome (93228999982239).

The spelling of 53213445551004 in words is "fifty-three trillion, two hundred thirteen billion, four hundred forty-five million, five hundred fifty-one thousand, four".