2351366442 has 16 divisors (see below), whose sum is σ = 5225258880. Its totient is φ = 783788796.

The previous prime is 2351366419. The next prime is 2351366449. The reversal of 2351366442 is 2446631532.

2351366442 is a `hidden beast` number, since 2 + 3 + 5 + 1 + 3 + 6 + 644 + 2 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 2351366397 and 2351366406.

It is not an unprimeable number, because it can be changed into a prime (2351366449) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21771858 + ... + 21771965.

It is an arithmetic number, because the mean of its divisors is an integer number (326578680).

Almost surely, 2^2351366442 is an apocalyptic number.

2351366442 is an abundant number, since it is smaller than the sum of its proper divisors (2873892438).

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

2351366442 is a wasteful number, since it uses less digits than its factorization.

2351366442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43543834 (or 43543828 counting only the distinct ones).

The product of its digits is 103680, while the sum is 36.

The square root of 2351366442 is about 48490.8902991067. The cubic root of 2351366442 is about 1329.7605316311.

Adding to 2351366442 its reverse (2446631532), we get a palindrome (4797997974).

The spelling of 2351366442 in words is "two billion, three hundred fifty-one million, three hundred sixty-six thousand, four hundred forty-two".