4542492640400 has 120 divisors (see below), whose sum is σ = 12821265053184. Its totient is φ = 1524752755200.

The previous prime is 4542492640369. The next prime is 4542492640447. The reversal of 4542492640400 is 40462942454.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (44).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 39649904 + ... + 39764303.

Almost surely, 2^{4542492640400} is an apocalyptic number.

4542492640400 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

4542492640400 is an abundant number, since it is smaller than the sum of its proper divisors (8278772412784).

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

4542492640400 is a wasteful number, since it uses less digits than its factorization.

4542492640400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 79414249 (or 79414238 counting only the distinct ones).

The product of its (nonzero) digits is 1105920, while the sum is 44.

The spelling of 4542492640400 in words is "four trillion, five hundred forty-two billion, four hundred ninety-two million, six hundred forty thousand, four hundred".