20377234263 has 8 divisors (see below), whose sum is σ = 28767860208. Its totient is φ = 12785715584.

The previous prime is 20377234249. The next prime is 20377234277. The reversal of 20377234263 is 36243277302.

It is an interprime number because it is at equal distance from previous prime (20377234249) and next prime (20377234277).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 20377234263 - 2¹⁷ = 20377103191 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20377234243) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 199776756 + ... + 199776857.

It is an arithmetic number, because the mean of its divisors is an integer number (3595982526).

Almost surely, 2^20377234263 is an apocalyptic number.

20377234263 is a deficient number, since it is larger than the sum of its proper divisors (8390625945).

20377234263 is a wasteful number, since it uses less digits than its factorization.

20377234263 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 399553633.

The product of its (nonzero) digits is 254016, while the sum is 39.

The spelling of 20377234263 in words is "twenty billion, three hundred seventy-seven million, two hundred thirty-four thousand, two hundred sixty-three".