427102513142 has 32 divisors (see below), whose sum is σ = 662743452384. Its totient is φ = 206275334400.

The previous prime is 427102513129. The next prime is 427102513157. The reversal of 427102513142 is 241315201724.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 427102513099 and 427102513108.

It is a congruent number.

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, 8822042 + ... + 8870322.

It is an arithmetic number, because the mean of its divisors is an integer number (20710732887).

Almost surely, 2^427102513142 is an apocalyptic number.

427102513142 is a deficient number, since it is larger than the sum of its proper divisors (235640939242).

427102513142 is a wasteful number, since it uses less digits than its factorization.

427102513142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49184.

The product of its (nonzero) digits is 13440, while the sum is 32.

Adding to 427102513142 its reverse (241315201724), we get a palindrome (668417714866).

The spelling of 427102513142 in words is "four hundred twenty-seven billion, one hundred two million, five hundred thirteen thousand, one hundred forty-two".