35251245421 has 4 divisors (see below), whose sum is σ = 40287137632. Its totient is φ = 30215353212.

The previous prime is 35251245391. The next prime is 35251245427. The reversal of 35251245421 is 12454215253.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 35251245421 - 2²⁹ = 34714374509 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (35251245427) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2517946095 + ... + 2517946108.

It is an arithmetic number, because the mean of its divisors is an integer number (10071784408).

Almost surely, 2^35251245421 is an apocalyptic number.

It is an amenable number.

35251245421 is a deficient number, since it is larger than the sum of its proper divisors (5035892211).

35251245421 is an equidigital number, since it uses as much as digits as its factorization.

35251245421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5035892210.

The product of its digits is 48000, while the sum is 34.

The spelling of 35251245421 in words is "thirty-five billion, two hundred fifty-one million, two hundred forty-five thousand, four hundred twenty-one".