20132400402024 has 64 divisors (see below), whose sum is σ = 50699680012800. Its totient is φ = 6661645446144.

The previous prime is 20132400402017. The next prime is 20132400402047. The reversal of 20132400402024 is 42020400423102.

It is a super-2 number, since 2×20132400402024² (a number of 27 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a junction number, because it is equal to n+sod(n) for n = 20132400401985 and 20132400402003.

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, 238722537 + ... + 238806855.

It is an arithmetic number, because the mean of its divisors is an integer number (792182500200).

Almost surely, 2^{20132400402024} is an apocalyptic number.

20132400402024 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

20132400402024 is an abundant number, since it is smaller than the sum of its proper divisors (30567279610776).

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

20132400402024 is a wasteful number, since it uses less digits than its factorization.

20132400402024 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 157082 (or 157078 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 24.

Adding to 20132400402024 its reverse (42020400423102), we get a palindrome (62152800825126).

The spelling of 20132400402024 in words is "twenty trillion, one hundred thirty-two billion, four hundred million, four hundred two thousand, twenty-four".