200451463231542 has 64 divisors (see below), whose sum is σ = 414050787072000. Its totient is φ = 64646906889600.

The previous prime is 200451463231471. The next prime is 200451463231549. The reversal of 200451463231542 is 245132364154002.

It is a super-2 number, since 2×200451463231542² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 200451463231494 and 200451463231503.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (200451463231549) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 34498959 + ... + 39888357.

It is an arithmetic number, because the mean of its divisors is an integer number (6469543548000).

Almost surely, 2^{200451463231542} is an apocalyptic number.

200451463231542 is an abundant number, since it is smaller than the sum of its proper divisors (213599323840458).

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

200451463231542 is a wasteful number, since it uses less digits than its factorization.

200451463231542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5390381.

The product of its (nonzero) digits is 691200, while the sum is 42.

The spelling of 200451463231542 in words is "two hundred trillion, four hundred fifty-one billion, four hundred sixty-three million, two hundred thirty-one thousand, five hundred forty-two".