402599898469 has 8 divisors (see below), whose sum is σ = 426819074048. Its totient is φ = 379082728080.

The previous prime is 402599898427. The next prime is 402599898511. The reversal of 402599898469 is 964898995204.

It is an interprime number because it is at equal distance from previous prime (402599898427) and next prime (402599898511).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 402599898469 - 2¹⁹ = 402599374181 is a prime.

It is a super-2 number, since 2×402599898469² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (402599898419) 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, 175500117 + ... + 175502410.

It is an arithmetic number, because the mean of its divisors is an integer number (53352384256).

Almost surely, 2^402599898469 is an apocalyptic number.

It is an amenable number.

402599898469 is a deficient number, since it is larger than the sum of its proper divisors (24219175579).

402599898469 is a wasteful number, since it uses less digits than its factorization.

402599898469 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 351002595.

The product of its (nonzero) digits is 403107840, while the sum is 73.

The spelling of 402599898469 in words is "four hundred two billion, five hundred ninety-nine million, eight hundred ninety-eight thousand, four hundred sixty-nine".