2653581640902 has 32 divisors (see below), whose sum is σ = 5309480843520. Its totient is φ = 884141053920.

The previous prime is 2653581640877. The next prime is 2653581640937. The reversal of 2653581640902 is 2090461853562.

It is a happy 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, 210378348 + ... + 210390960.

It is an arithmetic number, because the mean of its divisors is an integer number (165921276360).

Almost surely, 2^{2653581640902} is an apocalyptic number.

2653581640902 is an abundant number, since it is smaller than the sum of its proper divisors (2655899202618).

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

2653581640902 is a wasteful number, since it uses less digits than its factorization.

2653581640902 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25148.

The product of its (nonzero) digits is 3110400, while the sum is 51.

The spelling of 2653581640902 in words is "two trillion, six hundred fifty-three billion, five hundred eighty-one million, six hundred forty thousand, nine hundred two".