6354537406220 has 24 divisors (see below), whose sum is σ = 13774997217408. Its totient is φ = 2459820931200.

The previous prime is 6354537406213. The next prime is 6354537406271. The reversal of 6354537406220 is 226047354536.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5124626321 + ... + 5124627560.

It is an arithmetic number, because the mean of its divisors is an integer number (573958217392).

Almost surely, 2^{6354537406220} is an apocalyptic number.

It is an amenable number.

6354537406220 is an abundant number, since it is smaller than the sum of its proper divisors (7420459811188).

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

6354537406220 is a wasteful number, since it uses less digits than its factorization.

6354537406220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10249253921 (or 10249253919 counting only the distinct ones).

The product of its (nonzero) digits is 3628800, while the sum is 47.

The spelling of 6354537406220 in words is "six trillion, three hundred fifty-four billion, five hundred thirty-seven million, four hundred six thousand, two hundred twenty".