55151540251404 has 24 divisors (see below), whose sum is σ = 130315875701760. Its totient is φ = 18151139829264.

The previous prime is 55151540251307. The next prime is 55151540251417. The reversal of 55151540251404 is 40415204515155.

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, 29088364164 + ... + 29088366059.

It is an arithmetic number, because the mean of its divisors is an integer number (5429828154240).

Almost surely, 2^{55151540251404} is an apocalyptic number.

It is an amenable number.

55151540251404 is an abundant number, since it is smaller than the sum of its proper divisors (75164335450356).

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

55151540251404 is a wasteful number, since it uses less digits than its factorization.

55151540251404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58176730309 (or 58176730307 counting only the distinct ones).

The product of its (nonzero) digits is 400000, while the sum is 42.

Adding to 55151540251404 its reverse (40415204515155), we get a palindrome (95566744766559).

The spelling of 55151540251404 in words is "fifty-five trillion, one hundred fifty-one billion, five hundred forty million, two hundred fifty-one thousand, four hundred four".