402345671474 has 16 divisors (see below), whose sum is σ = 608091283800. Its totient is φ = 199654275840.

The previous prime is 402345671471. The next prime is 402345671489. The reversal of 402345671474 is 474176543204.

It can be written as a sum of positive squares in 4 ways, for example, as 399685690849 + 2659980625 = 632207^2 + 51575^2 .

It is not an unprimeable number, because it can be changed into a prime (402345671471) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1283249 + ... + 1565700.

Almost surely, 2^402345671474 is an apocalyptic number.

402345671474 is a deficient number, since it is larger than the sum of its proper divisors (205745612326).

402345671474 is a wasteful number, since it uses less digits than its factorization.

402345671474 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2849485.

The product of its (nonzero) digits is 2257920, while the sum is 47.

The spelling of 402345671474 in words is "four hundred two billion, three hundred forty-five million, six hundred seventy-one thousand, four hundred seventy-four".