140111424642 has 32 divisors (see below), whose sum is σ = 321090895872. Its totient is φ = 39927309264.

The previous prime is 140111424581. The next prime is 140111424697. The reversal of 140111424642 is 246424111041.

It is a super-2 number, since 2×140111424642² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4338988 + ... + 4371159.

It is an arithmetic number, because the mean of its divisors is an integer number (10034090496).

Almost surely, 2^140111424642 is an apocalyptic number.

140111424642 is an abundant number, since it is smaller than the sum of its proper divisors (180979471230).

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

140111424642 is a wasteful number, since it uses less digits than its factorization.

140111424642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8710542.

The product of its (nonzero) digits is 6144, while the sum is 30.

Adding to 140111424642 its reverse (246424111041), we get a palindrome (386535535683).

The spelling of 140111424642 in words is "one hundred forty billion, one hundred eleven million, four hundred twenty-four thousand, six hundred forty-two".