421140147304620 has 24 divisors (see below), whose sum is σ = 1179192412453104. Its totient is φ = 112304039281216.

The previous prime is 421140147304619. The next prime is 421140147304621. The reversal of 421140147304620 is 26403741041124.

It is an interprime number because it is at equal distance from previous prime (421140147304619) and next prime (421140147304621).

It is not an unprimeable number, because it can be changed into a prime (421140147304621) 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, 3509501227479 + ... + 3509501227598.

It is an arithmetic number, because the mean of its divisors is an integer number (49133017185546).

Almost surely, 2^{421140147304620} is an apocalyptic number.

It is an amenable number.

421140147304620 is an abundant number, since it is smaller than the sum of its proper divisors (758052265148484).

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

421140147304620 is a wasteful number, since it uses less digits than its factorization.

421140147304620 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7019002455089 (or 7019002455087 counting only the distinct ones).

The product of its (nonzero) digits is 129024, while the sum is 39.

Adding to 421140147304620 its reverse (26403741041124), we get a palindrome (447543888345744).

The spelling of 421140147304620 in words is "four hundred twenty-one trillion, one hundred forty billion, one hundred forty-seven million, three hundred four thousand, six hundred twenty".