1655103143402 has 16 divisors (see below), whose sum is σ = 2613408010560. Its totient is φ = 783970048512.

The previous prime is 1655103143399. The next prime is 1655103143431. The reversal of 1655103143402 is 2043413015561.

It is a super-2 number, since 2×1655103143402² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 450683 + ... + 1874385.

It is an arithmetic number, because the mean of its divisors is an integer number (163338000660).

Almost surely, 2^{1655103143402} is an apocalyptic number.

1655103143402 is a deficient number, since it is larger than the sum of its proper divisors (958304867158).

1655103143402 is a wasteful number, since it uses less digits than its factorization.

1655103143402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1454317.

The product of its (nonzero) digits is 43200, while the sum is 35.

Adding to 1655103143402 its reverse (2043413015561), we get a palindrome (3698516158963).

The spelling of 1655103143402 in words is "one trillion, six hundred fifty-five billion, one hundred three million, one hundred forty-three thousand, four hundred two".