404742354202 has 16 divisors (see below), whose sum is σ = 623619843912. Its totient is φ = 196870789440.

The previous prime is 404742354193. The next prime is 404742354251. The reversal of 404742354202 is 202453247404.

It can be written as a sum of positive squares in 4 ways, for example, as 278362815201 + 126379539001 = 527601^2 + 355499^2 .

It is a Harshad number since it is a multiple of its sum of digits (37).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 49248 + ... + 901060.

Almost surely, 2^404742354202 is an apocalyptic number.

404742354202 is a deficient number, since it is larger than the sum of its proper divisors (218877489710).

404742354202 is a wasteful number, since it uses less digits than its factorization.

404742354202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 858273.

The product of its (nonzero) digits is 215040, while the sum is 37.

The spelling of 404742354202 in words is "four hundred four billion, seven hundred forty-two million, three hundred fifty-four thousand, two hundred two".