1655257002 has 32 divisors (see below), whose sum is σ = 3875727744. Its totient is φ = 461395200.

The previous prime is 1655257001. The next prime is 1655257033. The reversal of 1655257002 is 2007525561.

It is not an unprimeable number, because it can be changed into a prime (1655257001) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 478899 + ... + 482342.

It is an arithmetic number, because the mean of its divisors is an integer number (121116492).

Almost surely, 2^1655257002 is an apocalyptic number.

1655257002 is an abundant number, since it is smaller than the sum of its proper divisors (2220470742).

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

1655257002 is a wasteful number, since it uses less digits than its factorization.

1655257002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 961294.

The product of its (nonzero) digits is 21000, while the sum is 33.

The square root of 1655257002 is about 40684.8497846557. The cubic root of 1655257002 is about 1182.9193734117.

The spelling of 1655257002 in words is "one billion, six hundred fifty-five million, two hundred fifty-seven thousand, two".