1620201107467 has 4 divisors (see below), whose sum is σ = 1626050209216. Its totient is φ = 1614352005720.

The previous prime is 1620201107333. The next prime is 1620201107479. The reversal of 1620201107467 is 7647011020261.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1620201107467 - 2¹⁹ = 1620200583179 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1620201167467) 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, 2924550459 + ... + 2924551012.

It is an arithmetic number, because the mean of its divisors is an integer number (406512552304).

Almost surely, 2^{1620201107467} is an apocalyptic number.

1620201107467 is a deficient number, since it is larger than the sum of its proper divisors (5849101749).

1620201107467 is an equidigital number, since it uses as much as digits as its factorization.

1620201107467 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5849101748.

The product of its (nonzero) digits is 28224, while the sum is 37.

The spelling of 1620201107467 in words is "one trillion, six hundred twenty billion, two hundred one million, one hundred seven thousand, four hundred sixty-seven".