534145505644 has 24 divisors (see below), whose sum is σ = 937460160000. Its totient is φ = 266300393040.

The previous prime is 534145505627. The next prime is 534145505659. The reversal of 534145505644 is 446505541435.

It is a super-2 number, since 2×534145505644² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 534145505594 and 534145505603.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3270609 + ... + 3430039.

It is an arithmetic number, because the mean of its divisors is an integer number (39060840000).

Almost surely, 2^534145505644 is an apocalyptic number.

It is an amenable number.

534145505644 is a deficient number, since it is larger than the sum of its proper divisors (403314654356).

534145505644 is a wasteful number, since it uses less digits than its factorization.

534145505644 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 161853 (or 161851 counting only the distinct ones).

The product of its (nonzero) digits is 2880000, while the sum is 46.

The spelling of 534145505644 in words is "five hundred thirty-four billion, one hundred forty-five million, five hundred five thousand, six hundred forty-four".