1534230204240 has 80 divisors (see below), whose sum is σ = 4759048901376. Its totient is φ = 408875558400.

The previous prime is 1534230204239. The next prime is 1534230204251. The reversal of 1534230204240 is 424020324351.

It is a tau number, because it is divible by the number of its divisors (80).

It is a super-2 number, since 2×1534230204240² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 1534230204198 and 1534230204207.

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, 1582776 + ... + 2360855.

Almost surely, 2^{1534230204240} is an apocalyptic number.

1534230204240 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1534230204240 is an abundant number, since it is smaller than the sum of its proper divisors (3224818697136).

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

1534230204240 is a wasteful number, since it uses less digits than its factorization.

1534230204240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3945268 (or 3945262 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 30.

Adding to 1534230204240 its reverse (424020324351), we get a palindrome (1958250528591).

The spelling of 1534230204240 in words is "one trillion, five hundred thirty-four billion, two hundred thirty million, two hundred four thousand, two hundred forty".