242151403513400 has 48 divisors (see below), whose sum is σ = 563003305110240. Its totient is φ = 96860339136000.

The previous prime is 242151403513361. The next prime is 242151403513403. The reversal of 242151403513400 is 4315304151242.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (242151403513403) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 107121617 + ... + 109358783.

It is an arithmetic number, because the mean of its divisors is an integer number (11729235523130).

Almost surely, 2^{242151403513400} is an apocalyptic number.

242151403513400 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

242151403513400 is an abundant number, since it is smaller than the sum of its proper divisors (320851901596840).

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

242151403513400 is a wasteful number, since it uses less digits than its factorization.

242151403513400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2778384 (or 2778375 counting only the distinct ones).

The product of its (nonzero) digits is 57600, while the sum is 35.

Adding to 242151403513400 its reverse (4315304151242), we get a palindrome (246466707664642).

The spelling of 242151403513400 in words is "two hundred forty-two trillion, one hundred fifty-one billion, four hundred three million, five hundred thirteen thousand, four hundred".