374024146421 has 4 divisors (see below), whose sum is σ = 374203193100. Its totient is φ = 373845099744.

The previous prime is 374024146399. The next prime is 374024146427. The reversal of 374024146421 is 124641420473.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 319466865796 + 54557280625 = 565214^2 + 233575^2 .

It is a cyclic number.

It is not a de Polignac number, because 374024146421 - 2¹⁸ = 374023884277 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (374024146427) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 89520206 + ... + 89524383.

It is an arithmetic number, because the mean of its divisors is an integer number (93550798275).

Almost surely, 2^374024146421 is an apocalyptic number.

It is an amenable number.

374024146421 is a deficient number, since it is larger than the sum of its proper divisors (179046679).

374024146421 is a wasteful number, since it uses less digits than its factorization.

374024146421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 179046678.

The product of its (nonzero) digits is 129024, while the sum is 38.

Adding to 374024146421 its reverse (124641420473), we get a palindrome (498665566894).

The spelling of 374024146421 in words is "three hundred seventy-four billion, twenty-four million, one hundred forty-six thousand, four hundred twenty-one".