154213521533364 has 24 divisors (see below), whose sum is σ = 359833412453760. Its totient is φ = 51404241147904.

The previous prime is 154213521533359. The next prime is 154213521533417. The reversal of 154213521533364 is 463335125312451.

It is a happy number.

It is a super-2 number, since 2×154213521533364² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

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, 30831324 + ... + 35482355.

It is an arithmetic number, because the mean of its divisors is an integer number (14993058852240).

Almost surely, 2^{154213521533364} is an apocalyptic number.

It is an amenable number.

154213521533364 is an abundant number, since it is smaller than the sum of its proper divisors (205619890920396).

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

154213521533364 is a wasteful number, since it uses less digits than its factorization.

154213521533364 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66507479 (or 66507477 counting only the distinct ones).

The product of its digits is 3888000, while the sum is 48.

The spelling of 154213521533364 in words is "one hundred fifty-four trillion, two hundred thirteen billion, five hundred twenty-one million, five hundred thirty-three thousand, three hundred sixty-four".