51532005403100 has 36 divisors (see below), whose sum is σ = 111876682199688. Its totient is φ = 20603174424000.

The previous prime is 51532005403027. The next prime is 51532005403121. The reversal of 51532005403100 is 130450023515.

It is a super-2 number, since 2×51532005403100² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 120131546 + ... + 120559745.

It is an arithmetic number, because the mean of its divisors is an integer number (3107685616658).

Almost surely, 2^{51532005403100} is an apocalyptic number.

51532005403100 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

51532005403100 is an abundant number, since it is smaller than the sum of its proper divisors (60344676796588).

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

51532005403100 is a wasteful number, since it uses less digits than its factorization.

51532005403100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 240693446 (or 240693439 counting only the distinct ones).

The product of its (nonzero) digits is 9000, while the sum is 29.

Adding to 51532005403100 its reverse (130450023515), we get a palindrome (51662455426615).

The spelling of 51532005403100 in words is "fifty-one trillion, five hundred thirty-two billion, five million, four hundred three thousand, one hundred".