220140547887 has 48 divisors (see below), whose sum is σ = 335096552448. Its totient is φ = 127755122880.

The previous prime is 220140547849. The next prime is 220140547897. The reversal of 220140547887 is 788745041022.

It is not a de Polignac number, because 220140547887 - 2¹⁴ = 220140531503 is a prime.

It is a Smith number, since the sum of its digits (48) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (220140547897) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1389658 + ... + 1539944.

It is an arithmetic number, because the mean of its divisors is an integer number (6981178176).

Almost surely, 2^220140547887 is an apocalyptic number.

220140547887 is a deficient number, since it is larger than the sum of its proper divisors (114956004561).

220140547887 is a wasteful number, since it uses less digits than its factorization.

220140547887 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 150420 (or 150397 counting only the distinct ones).

The product of its (nonzero) digits is 1003520, while the sum is 48.

The spelling of 220140547887 in words is "two hundred twenty billion, one hundred forty million, five hundred forty-seven thousand, eight hundred eighty-seven".