1421606342634 has 32 divisors (see below), whose sum is σ = 2872597932864. Its totient is φ = 468990637440.

The previous prime is 1421606342621. The next prime is 1421606342693. The reversal of 1421606342634 is 4362436061241.

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, 2131299 + ... + 2717654.

It is an arithmetic number, because the mean of its divisors is an integer number (89768685402).

Almost surely, 2^{1421606342634} is an apocalyptic number.

1421606342634 is an abundant number, since it is smaller than the sum of its proper divisors (1450991590230).

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

1421606342634 is a wasteful number, since it uses less digits than its factorization.

1421606342634 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4849462.

The product of its (nonzero) digits is 497664, while the sum is 42.

The spelling of 1421606342634 in words is "one trillion, four hundred twenty-one billion, six hundred six million, three hundred forty-two thousand, six hundred thirty-four".