1655341512630 has 32 divisors (see below), whose sum is σ = 4278421141344. Its totient is φ = 407468679936.

The previous prime is 1655341512623. The next prime is 1655341512659. The reversal of 1655341512630 is 362151435561.

It is a happy number.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2122232319 + ... + 2122233098.

It is an arithmetic number, because the mean of its divisors is an integer number (133700660667).

Almost surely, 2^{1655341512630} is an apocalyptic number.

1655341512630 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1655341512630 is an abundant number, since it is smaller than the sum of its proper divisors (2623079628714).

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

1655341512630 is a wasteful number, since it uses less digits than its factorization.

1655341512630 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4244465440.

The product of its (nonzero) digits is 324000, while the sum is 42.

The spelling of 1655341512630 in words is "one trillion, six hundred fifty-five billion, three hundred forty-one million, five hundred twelve thousand, six hundred thirty".