223770827740 has 24 divisors (see below), whose sum is σ = 469942512480. Its totient is φ = 89503802688.

The previous prime is 223770827719. The next prime is 223770827741. The reversal of 223770827740 is 47728077322.

It is a hoax number, since the sum of its digits (49) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (223770827741) 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, 137409 + ... + 682951.

It is an arithmetic number, because the mean of its divisors is an integer number (19580938020).

Almost surely, 2^223770827740 is an apocalyptic number.

223770827740 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

223770827740 is an abundant number, since it is smaller than the sum of its proper divisors (246171684740).

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

223770827740 is a wasteful number, since it uses less digits than its factorization.

223770827740 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 566061 (or 566059 counting only the distinct ones).

The product of its (nonzero) digits is 1843968, while the sum is 49.

The spelling of 223770827740 in words is "two hundred twenty-three billion, seven hundred seventy million, eight hundred twenty-seven thousand, seven hundred forty".