35245020405 has 32 divisors (see below), whose sum is σ = 65664048384. Its totient is φ = 15808006656.

The previous prime is 35245020383. The next prime is 35245020407. The reversal of 35245020405 is 50402054253.

It is not a de Polignac number, because 35245020405 - 2⁵ = 35245020373 is a prime.

It is a super-2 number, since 2×35245020405² (a number of 22 digits) contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (35245020407) 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, 3161104 + ... + 3172233.

It is an arithmetic number, because the mean of its divisors is an integer number (2052001512).

Almost surely, 2^35245020405 is an apocalyptic number.

35245020405 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

It is an amenable number.

35245020405 is a deficient number, since it is larger than the sum of its proper divisors (30419027979).

35245020405 is a wasteful number, since it uses less digits than its factorization.

35245020405 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6333405.

The product of its (nonzero) digits is 24000, while the sum is 30.

Adding to 35245020405 its reverse (50402054253), we get a palindrome (85647074658).

The spelling of 35245020405 in words is "thirty-five billion, two hundred forty-five million, twenty thousand, four hundred five".