53645006412 has 36 divisors (see below), whose sum is σ = 135708463800. Its totient is φ = 17867716032.

The previous prime is 53645006411. The next prime is 53645006413. The reversal of 53645006412 is 21460054635.

53645006412 is a `hidden beast` number, since 5 + 3 + 6 + 4 + 5 + 0 + 0 + 641 + 2 = 666.

It is an interprime number because it is at equal distance from previous prime (53645006411) and next prime (53645006413).

It is a tau number, because it is divible by the number of its divisors (36).

It is a super-2 number, since 2×53645006412² (a number of 22 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (53645006411) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 534537 + ... + 626912.

It is an arithmetic number, because the mean of its divisors is an integer number (3769679550).

Almost surely, 2^53645006412 is an apocalyptic number.

It is an amenable number.

53645006412 is an abundant number, since it is smaller than the sum of its proper divisors (82063457388).

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

53645006412 is a wasteful number, since it uses less digits than its factorization.

53645006412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1162742 (or 1162737 counting only the distinct ones).

The product of its (nonzero) digits is 86400, while the sum is 36.

The spelling of 53645006412 in words is "fifty-three billion, six hundred forty-five million, six thousand, four hundred twelve".