13155202022040 has 128 divisors (see below), whose sum is σ = 47223802180800. Its totient is φ = 3238203571200.

The previous prime is 13155202022009. The next prime is 13155202022047. The reversal of 13155202022040 is 4022020255131.

13155202022040 is a `hidden beast` number, since 1 + 31 + 552 + 0 + 20 + 2 + 20 + 40 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a junction number, because it is equal to n+sod(n) for n = 13155202021995 and 13155202022013.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13155202022047) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 468476061 + ... + 468504140.

Almost surely, 2^{13155202022040} is an apocalyptic number.

13155202022040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13155202022040 is an abundant number, since it is smaller than the sum of its proper divisors (34068600158760).

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

13155202022040 is a wasteful number, since it uses less digits than its factorization.

13155202022040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 936980234 (or 936980224 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 27.

Adding to 13155202022040 its reverse (4022020255131), we get a palindrome (17177222277171).

The spelling of 13155202022040 in words is "thirteen trillion, one hundred fifty-five billion, two hundred two million, twenty-two thousand, forty".