30551433140046 has 64 divisors (see below), whose sum is σ = 78473246358528. Its totient is φ = 7707193832448.

The previous prime is 30551433140029. The next prime is 30551433140089. The reversal of 30551433140046 is 64004133415503.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a junction number, because it is equal to n+sod(n) for n = 30551433139986 and 30551433140013.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1216400611 + ... + 1216425726.

It is an arithmetic number, because the mean of its divisors is an integer number (1226144474352).

Almost surely, 2^{30551433140046} is an apocalyptic number.

30551433140046 is an abundant number, since it is smaller than the sum of its proper divisors (47921813218482).

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

30551433140046 is a wasteful number, since it uses less digits than its factorization.

30551433140046 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2432826385.

The product of its (nonzero) digits is 259200, while the sum is 39.

Adding to 30551433140046 its reverse (64004133415503), we get a palindrome (94555566555549).

The spelling of 30551433140046 in words is "thirty trillion, five hundred fifty-one billion, four hundred thirty-three million, one hundred forty thousand, forty-six".