2098725655 has 48 divisors (see below), whose sum is σ = 2949052320. Its totient is φ = 1428171264.

The previous prime is 2098725653. The next prime is 2098725661. The reversal of 2098725655 is 5565278902.

It is a happy number.

It is not a de Polignac number, because 2098725655 - 2¹ = 2098725653 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2098725599 and 2098725608.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2098725653) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 592269 + ... + 595801.

It is an arithmetic number, because the mean of its divisors is an integer number (61438590).

Almost surely, 2^2098725655 is an apocalyptic number.

2098725655 is a deficient number, since it is larger than the sum of its proper divisors (850326665).

2098725655 is a wasteful number, since it uses less digits than its factorization.

2098725655 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3620 (or 3607 counting only the distinct ones).

The product of its (nonzero) digits is 1512000, while the sum is 49.

The square root of 2098725655 is about 45811.8505956701. The cubic root of 2098725655 is about 1280.3200808822.

The spelling of 2098725655 in words is "two billion, ninety-eight million, seven hundred twenty-five thousand, six hundred fifty-five".