133031550554 has 16 divisors (see below), whose sum is σ = 228086635968. Its totient is φ = 57005384352.

The previous prime is 133031550541. The next prime is 133031550601. The reversal of 133031550554 is 455055130331.

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, 575987 + ... + 773190.

It is an arithmetic number, because the mean of its divisors is an integer number (14255414748).

Almost surely, 2^133031550554 is an apocalyptic number.

133031550554 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

133031550554 is a deficient number, since it is larger than the sum of its proper divisors (95055085414).

133031550554 is a wasteful number, since it uses less digits than its factorization.

133031550554 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1356229.

The product of its (nonzero) digits is 67500, while the sum is 35.

Adding to 133031550554 its reverse (455055130331), we get a palindrome (588086680885).

The spelling of 133031550554 in words is "one hundred thirty-three billion, thirty-one million, five hundred fifty thousand, five hundred fifty-four".