2053605402 has 48 divisors (see below), whose sum is σ = 4512568320. Its totient is φ = 674874816.

The previous prime is 2053605401. The next prime is 2053605403. The reversal of 2053605402 is 2045063502.

2053605402 is a `hidden beast` number, since 2 + 0 + 53 + 605 + 4 + 0 + 2 = 666.

It is an interprime number because it is at equal distance from previous prime (2053605401) and next prime (2053605403).

It is not an unprimeable number, because it can be changed into a prime (2053605401) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 611893 + ... + 615239.

It is an arithmetic number, because the mean of its divisors is an integer number (94011840).

Almost surely, 2^2053605402 is an apocalyptic number.

2053605402 is an abundant number, since it is smaller than the sum of its proper divisors (2458962918).

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

2053605402 is a wasteful number, since it uses less digits than its factorization.

2053605402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3827 (or 3824 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 27.

The square root of 2053605402 is about 45316.7232045743. The cubic root of 2053605402 is about 1271.0783826363.

Adding to 2053605402 its reverse (2045063502), we get a palindrome (4098668904).

The spelling of 2053605402 in words is "two billion, fifty-three million, six hundred five thousand, four hundred two".