35961464621 has 4 divisors (see below), whose sum is σ = 35963492544. Its totient is φ = 35959436700.

The previous prime is 35961464611. The next prime is 35961464677. The reversal of 35961464621 is 12646416953.

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 a de Polignac number, because none of the positive numbers 2^k-35961464621 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (35961464611) 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, 987125 + ... + 1022906.

It is an arithmetic number, because the mean of its divisors is an integer number (8990873136).

Almost surely, 2^35961464621 is an apocalyptic number.

It is an amenable number.

35961464621 is a deficient number, since it is larger than the sum of its proper divisors (2027923).

35961464621 is a wasteful number, since it uses less digits than its factorization.

35961464621 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2027922.

The product of its digits is 933120, while the sum is 47.

The spelling of 35961464621 in words is "thirty-five billion, nine hundred sixty-one million, four hundred sixty-four thousand, six hundred twenty-one".