34340242398 has 64 divisors (see below), whose sum is σ = 86140551168. Its totient is φ = 8866113120.

The previous prime is 34340242357. The next prime is 34340242399. The reversal of 34340242398 is 89324204343.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (34340242399) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 145390 + ... + 299697.

It is an arithmetic number, because the mean of its divisors is an integer number (1345946112).

Almost surely, 2^34340242398 is an apocalyptic number.

34340242398 is an abundant number, since it is smaller than the sum of its proper divisors (51800308770).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

34340242398 is a wasteful number, since it uses less digits than its factorization.

34340242398 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 445277.

The product of its (nonzero) digits is 497664, while the sum is 42.

The spelling of 34340242398 in words is "thirty-four billion, three hundred forty million, two hundred forty-two thousand, three hundred ninety-eight".