20030702550628 has 36 divisors (see below), whose sum is σ = 44483768006832. Its totient is φ = 7804169824080.

The previous prime is 20030702550583. The next prime is 20030702550629. The reversal of 20030702550628 is 82605520703002.

It is not an unprimeable number, because it can be changed into a prime (20030702550629) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4645337026 + ... + 4645341337.

It is an arithmetic number, because the mean of its divisors is an integer number (1235660222412).

Almost surely, 2^{20030702550628} is an apocalyptic number.

20030702550628 is a gapful number since it is divisible by the number (28) formed by its first and last digit.

It is an amenable number.

20030702550628 is an abundant number, since it is smaller than the sum of its proper divisors (24453065456204).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

20030702550628 is a wasteful number, since it uses less digits than its factorization.

20030702550628 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9290678392 (or 9290678383 counting only the distinct ones).

The product of its (nonzero) digits is 201600, while the sum is 40.

The spelling of 20030702550628 in words is "twenty trillion, thirty billion, seven hundred two million, five hundred fifty thousand, six hundred twenty-eight".