402538239119 has 4 divisors (see below), whose sum is σ = 403732714944. Its totient is φ = 401343763296.

The previous prime is 402538239101. The next prime is 402538239127. The reversal of 402538239119 is 911932835204.

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

It is a cyclic number.

It is not a de Polignac number, because 402538239119 - 2¹² = 402538235023 is a prime.

It is a super-2 number, since 2×402538239119² (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 (402538239319) 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, 597237407 + ... + 597238080.

It is an arithmetic number, because the mean of its divisors is an integer number (100933178736).

Almost surely, 2^402538239119 is an apocalyptic number.

402538239119 is a deficient number, since it is larger than the sum of its proper divisors (1194475825).

402538239119 is a wasteful number, since it uses less digits than its factorization.

402538239119 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1194475824.

The product of its (nonzero) digits is 466560, while the sum is 47.

The spelling of 402538239119 in words is "four hundred two billion, five hundred thirty-eight million, two hundred thirty-nine thousand, one hundred nineteen".