1242540262414 has 16 divisors (see below), whose sum is σ = 2033297037360. Its totient is φ = 564777324160.

The previous prime is 1242540262393. The next prime is 1242540262421. The reversal of 1242540262414 is 4142620452421.

It is a super-2 number, since 2×1242540262414² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 271782 + ... + 1599670.

It is an arithmetic number, because the mean of its divisors is an integer number (127081064835).

Almost surely, 2^{1242540262414} is an apocalyptic number.

1242540262414 is a deficient number, since it is larger than the sum of its proper divisors (790756774946).

1242540262414 is a wasteful number, since it uses less digits than its factorization.

1242540262414 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1370435.

The product of its (nonzero) digits is 122880, while the sum is 37.

The spelling of 1242540262414 in words is "one trillion, two hundred forty-two billion, five hundred forty million, two hundred sixty-two thousand, four hundred fourteen".