1534065213612 has 48 divisors (see below), whose sum is σ = 3655808497152. Its totient is φ = 500452760640.

The previous prime is 1534065213533. The next prime is 1534065213613. The reversal of 1534065213612 is 2163125604351.

It is a happy number.

It is a super-2 number, since 2×1534065213612² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1534065213613) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16559662 + ... + 16652042.

It is an arithmetic number, because the mean of its divisors is an integer number (76162677024).

Almost surely, 2^{1534065213612} is an apocalyptic number.

1534065213612 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1534065213612 is an abundant number, since it is smaller than the sum of its proper divisors (2121743283540).

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

1534065213612 is a wasteful number, since it uses less digits than its factorization.

1534065213612 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 121878 (or 121876 counting only the distinct ones).

The product of its (nonzero) digits is 129600, while the sum is 39.

The spelling of 1534065213612 in words is "one trillion, five hundred thirty-four billion, sixty-five million, two hundred thirteen thousand, six hundred twelve".