427770153755 has 16 divisors (see below), whose sum is σ = 586705248000. Its totient is φ = 293303586912.

The previous prime is 427770153749. The next prime is 427770153817. The reversal of 427770153755 is 557351077724.

It is a happy number.

It is not a de Polignac number, because 427770153755 - 2⁶ = 427770153691 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 427770153697 and 427770153706.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 81005 + ... + 928494.

It is an arithmetic number, because the mean of its divisors is an integer number (36669078000).

Almost surely, 2^427770153755 is an apocalyptic number.

427770153755 is a deficient number, since it is larger than the sum of its proper divisors (158935094245).

427770153755 is a wasteful number, since it uses less digits than its factorization.

427770153755 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1021618.

The product of its (nonzero) digits is 7203000, while the sum is 53.

The spelling of 427770153755 in words is "four hundred twenty-seven billion, seven hundred seventy million, one hundred fifty-three thousand, seven hundred fifty-five".