242015047042456 has 32 divisors (see below), whose sum is σ = 473731794113760. Its totient is φ = 115691548465152.

The previous prime is 242015047042399. The next prime is 242015047042523. The reversal of 242015047042456 is 654240740510242.

It is a super-3 number, since 3×242015047042456³ (a number of 44 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (46).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 310850955 + ... + 311628538.

It is an arithmetic number, because the mean of its divisors is an integer number (14804118566055).

Almost surely, 2^{242015047042456} is an apocalyptic number.

It is an amenable number.

242015047042456 is a deficient number, since it is larger than the sum of its proper divisors (231716747071304).

242015047042456 is a wasteful number, since it uses less digits than its factorization.

242015047042456 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 622481635 (or 622481631 counting only the distinct ones).

The product of its (nonzero) digits is 2150400, while the sum is 46.

Adding to 242015047042456 its reverse (654240740510242), we get a palindrome (896255787552698).

The spelling of 242015047042456 in words is "two hundred forty-two trillion, fifteen billion, forty-seven million, forty-two thousand, four hundred fifty-six".