55515423451532 has 36 divisors (see below), whose sum is σ = 107627741088000. Its totient is φ = 25035588214560.

The previous prime is 55515423451471. The next prime is 55515423451541. The reversal of 55515423451532 is 23515432451555.

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, 451518407 + ... + 451641342.

Almost surely, 2^{55515423451532} is an apocalyptic number.

It is an amenable number.

55515423451532 is a deficient number, since it is larger than the sum of its proper divisors (52112317636468).

55515423451532 is a wasteful number, since it uses less digits than its factorization.

55515423451532 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 903159902 (or 903159889 counting only the distinct ones).

The product of its digits is 9000000, while the sum is 50.

It can be divided in two parts, 55515423 and 451532, that added together give a palindrome (55966955).

The spelling of 55515423451532 in words is "fifty-five trillion, five hundred fifteen billion, four hundred twenty-three million, four hundred fifty-one thousand, five hundred thirty-two".