242402001423400 has 288 divisors, whose sum is σ = 736845322631040. Its totient is φ = 72203516375040.

The previous prime is 242402001423367. The next prime is 242402001423401. The reversal of 242402001423400 is 4324100204242.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is not an unprimeable number, because it can be changed into a prime (242402001423401) by changing a digit.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 17783092 + ... + 28302691.

It is an arithmetic number, because the mean of its divisors is an integer number (2558490703580).

Almost surely, 2^{242402001423400} is an apocalyptic number.

242402001423400 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

242402001423400 is an abundant number, since it is smaller than the sum of its proper divisors (494443321207640).

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

242402001423400 is a wasteful number, since it uses less digits than its factorization.

242402001423400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46085853 (or 46085827 counting only the distinct ones).

The product of its (nonzero) digits is 12288, while the sum is 28.

Adding to 242402001423400 its reverse (4324100204242), we get a palindrome (246726101627642).

The spelling of 242402001423400 in words is "two hundred forty-two trillion, four hundred two billion, one million, four hundred twenty-three thousand, four hundred".