20376469774 has 8 divisors (see below), whose sum is σ = 30655402128. Its totient is φ = 10158002400.

The previous prime is 20376469769. The next prime is 20376469777. The reversal of 20376469774 is 47796467302.

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

It is a super-2 number, since 2×20376469774² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20376469777) 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, 15115402 + ... + 15116749.

It is an arithmetic number, because the mean of its divisors is an integer number (3831925266).

Almost surely, 2^20376469774 is an apocalyptic number.

20376469774 is a deficient number, since it is larger than the sum of its proper divisors (10278932354).

20376469774 is a wasteful number, since it uses less digits than its factorization.

20376469774 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30232490.

The product of its (nonzero) digits is 10668672, while the sum is 55.

The spelling of 20376469774 in words is "twenty billion, three hundred seventy-six million, four hundred sixty-nine thousand, seven hundred seventy-four".