244155747551442 has 64 divisors (see below), whose sum is σ = 507243333155328. Its totient is φ = 78291712512000.

The previous prime is 244155747551411. The next prime is 244155747551453.

244155747551442 is nontrivially palindromic in base 10.

It is a super-2 number, since 2×244155747551442² (a number of 30 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 12411609 + ... + 25344812.

It is an arithmetic number, because the mean of its divisors is an integer number (7925677080552).

Almost surely, 2^{244155747551442} is an apocalyptic number.

244155747551442 is an abundant number, since it is smaller than the sum of its proper divisors (263087585603886).

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

244155747551442 is a wasteful number, since it uses less digits than its factorization.

244155747551442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37756835.

The product of its digits is 125440000, while the sum is 60.

The spelling of 244155747551442 in words is "two hundred forty-four trillion, one hundred fifty-five billion, seven hundred forty-seven million, five hundred fifty-one thousand, four hundred forty-two".