2420400331435 has 16 divisors (see below), whose sum is σ = 2907259593120. Its totient is φ = 1934468179200.

The previous prime is 2420400331409. The next prime is 2420400331477. The reversal of 2420400331435 is 5341330040242.

It is a happy number.

It is not a de Polignac number, because 2420400331435 - 2⁵ = 2420400331403 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2420400331397 and 2420400331406.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 28983721 + ... + 29067109.

It is an arithmetic number, because the mean of its divisors is an integer number (181703724570).

Almost surely, 2^{2420400331435} is an apocalyptic number.

2420400331435 is a deficient number, since it is larger than the sum of its proper divisors (486859261685).

2420400331435 is a wasteful number, since it uses less digits than its factorization.

2420400331435 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 88878.

The product of its (nonzero) digits is 34560, while the sum is 31.

Adding to 2420400331435 its reverse (5341330040242), we get a palindrome (7761730371677).

The spelling of 2420400331435 in words is "two trillion, four hundred twenty billion, four hundred million, three hundred thirty-one thousand, four hundred thirty-five".