147763621020 has 48 divisors (see below), whose sum is σ = 427084535808. Its totient is φ = 38132546880.

The previous prime is 147763621009. The next prime is 147763621069. The reversal of 147763621020 is 20126367741.

147763621020 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 147763621020.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 39719544 + ... + 39723263.

It is an arithmetic number, because the mean of its divisors is an integer number (8897594496).

Almost surely, 2^147763621020 is an apocalyptic number.

147763621020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

147763621020 is an abundant number, since it is smaller than the sum of its proper divisors (279320914788).

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

147763621020 is a wasteful number, since it uses less digits than its factorization.

147763621020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 79442850 (or 79442848 counting only the distinct ones).

The product of its (nonzero) digits is 84672, while the sum is 39.

Adding to 147763621020 its reverse (20126367741), we get a palindrome (167889988761).

The spelling of 147763621020 in words is "one hundred forty-seven billion, seven hundred sixty-three million, six hundred twenty-one thousand, twenty".