1914465144642 has 16 divisors (see below), whose sum is σ = 3866840491392. Its totient is φ = 631836681200.

The previous prime is 1914465144629. The next prime is 1914465144653. The reversal of 1914465144642 is 2464415644191.

It is a super-2 number, since 2×1914465144642² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1579591098 + ... + 1579592309.

It is an arithmetic number, because the mean of its divisors is an integer number (241677530712).

Almost surely, 2^{1914465144642} is an apocalyptic number.

1914465144642 is an abundant number, since it is smaller than the sum of its proper divisors (1952375346750).

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

1914465144642 is a wasteful number, since it uses less digits than its factorization.

1914465144642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3159183513.

The product of its digits is 3317760, while the sum is 51.

The spelling of 1914465144642 in words is "one trillion, nine hundred fourteen billion, four hundred sixty-five million, one hundred forty-four thousand, six hundred forty-two".