20577092398 has 8 divisors (see below), whose sum is σ = 30866285592. Its totient is φ = 10288330536.

The previous prime is 20577092377. The next prime is 20577092441. The reversal of 20577092398 is 89329077502.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 70261 + ... + 214687.

It is an arithmetic number, because the mean of its divisors is an integer number (3858285699).

Almost surely, 2^20577092398 is an apocalyptic number.

20577092398 is a deficient number, since it is larger than the sum of its proper divisors (10289193194).

20577092398 is a wasteful number, since it uses less digits than its factorization.

20577092398 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 215666.

The product of its (nonzero) digits is 1905120, while the sum is 52.

The spelling of 20577092398 in words is "twenty billion, five hundred seventy-seven million, ninety-two thousand, three hundred ninety-eight".