6453774057020 has 48 divisors (see below), whose sum is σ = 14523049947168. Its totient is φ = 2400383139840.

The previous prime is 6453774057019. The next prime is 6453774057131. The reversal of 6453774057020 is 207504773546.

It is a super-2 number, since 2×6453774057020² (a number of 26 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 6453774057020.

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, 114319301 + ... + 114375740.

It is an arithmetic number, because the mean of its divisors is an integer number (302563540566).

Almost surely, 2^{6453774057020} is an apocalyptic number.

It is an amenable number.

6453774057020 is an abundant number, since it is smaller than the sum of its proper divisors (8069275890148).

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

6453774057020 is a wasteful number, since it uses less digits than its factorization.

6453774057020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 228695150 (or 228695148 counting only the distinct ones).

The product of its (nonzero) digits is 4939200, while the sum is 50.

The spelling of 6453774057020 in words is "six trillion, four hundred fifty-three billion, seven hundred seventy-four million, fifty-seven thousand, twenty".