2356545042 has 64 divisors (see below), whose sum is σ = 5507896320. Its totient is φ = 745804800.

The previous prime is 2356545031. The next prime is 2356545043. The reversal of 2356545042 is 2405456532.

2356545042 is a `hidden beast` number, since 2 + 3 + 565 + 4 + 50 + 42 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 2356544988 and 2356545006.

It is not an unprimeable number, because it can be changed into a prime (2356545043) 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, 75442 + ... + 102002.

It is an arithmetic number, because the mean of its divisors is an integer number (86060880).

Almost surely, 2^2356545042 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2356545042, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2753948160).

2356545042 is an abundant number, since it is smaller than the sum of its proper divisors (3151351278).

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

2356545042 is a wasteful number, since it uses less digits than its factorization.

2356545042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26656 (or 26650 counting only the distinct ones).

The product of its (nonzero) digits is 144000, while the sum is 36.

The square root of 2356545042 is about 48544.2585894563. The cubic root of 2356545042 is about 1330.7360280531.

The spelling of 2356545042 in words is "two billion, three hundred fifty-six million, five hundred forty-five thousand, forty-two".