54525621556642 has 8 divisors (see below), whose sum is σ = 81790046212176. Its totient is φ = 27262272819252.

The previous prime is 54525621556639. The next prime is 54525621556657. The reversal of 54525621556642 is 24665512652545.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×54525621556642² (a number of 28 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 268852828 + ... + 269055559.

It is an arithmetic number, because the mean of its divisors is an integer number (10223755776522).

Almost surely, 2^{54525621556642} is an apocalyptic number.

54525621556642 is a deficient number, since it is larger than the sum of its proper divisors (27264424655534).

54525621556642 is a wasteful number, since it uses less digits than its factorization.

54525621556642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 537959072.

The product of its digits is 86400000, while the sum is 58.

The spelling of 54525621556642 in words is "fifty-four trillion, five hundred twenty-five billion, six hundred twenty-one million, five hundred fifty-six thousand, six hundred forty-two".