434148245347378 has 32 divisors (see below), whose sum is σ = 692568491630400. Its totient is φ = 203527816418304.

The previous prime is 434148245347351. The next prime is 434148245347379. The reversal of 434148245347378 is 873743542841434.

It is not an unprimeable number, because it can be changed into a prime (434148245347379) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 894522838 + ... + 895008046.

It is an arithmetic number, because the mean of its divisors is an integer number (21642765363450).

Almost surely, 2^{434148245347378} is an apocalyptic number.

434148245347378 is a deficient number, since it is larger than the sum of its proper divisors (258420246283022).

434148245347378 is a wasteful number, since it uses less digits than its factorization.

434148245347378 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 728074.

The product of its digits is 867041280, while the sum is 67.

The spelling of 434148245347378 in words is "four hundred thirty-four trillion, one hundred forty-eight billion, two hundred forty-five million, three hundred forty-seven thousand, three hundred seventy-eight".