20214754828 has 6 divisors (see below), whose sum is σ = 35375820956. Its totient is φ = 10107377412.

The previous prime is 20214754823. The next prime is 20214754837. The reversal of 20214754828 is 82845741202.

It is a super-2 number, since 2×20214754828² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (20214754823) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2526844350 + ... + 2526844357.

Almost surely, 2^20214754828 is an apocalyptic number.

It is an amenable number.

20214754828 is a deficient number, since it is larger than the sum of its proper divisors (15161066128).

20214754828 is a wasteful number, since it uses less digits than its factorization.

20214754828 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5053688711 (or 5053688709 counting only the distinct ones).

The product of its (nonzero) digits is 286720, while the sum is 43.

The spelling of 20214754828 in words is "twenty billion, two hundred fourteen million, seven hundred fifty-four thousand, eight hundred twenty-eight".