2002552371731 has 4 divisors (see below), whose sum is σ = 2107949865000. Its totient is φ = 1897154878464.

The previous prime is 2002552371713. The next prime is 2002552371733. The reversal of 2002552371731 is 1371732552002.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2002552371731 is a prime.

It is a super-2 number, since 2×2002552371731² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2002552371733) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 52698746606 + ... + 52698746643.

It is an arithmetic number, because the mean of its divisors is an integer number (526987466250).

Almost surely, 2^{2002552371731} is an apocalyptic number.

2002552371731 is a deficient number, since it is larger than the sum of its proper divisors (105397493269).

2002552371731 is a wasteful number, since it uses less digits than its factorization.

2002552371731 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 105397493268.

The product of its (nonzero) digits is 88200, while the sum is 38.

The spelling of 2002552371731 in words is "two trillion, two billion, five hundred fifty-two million, three hundred seventy-one thousand, seven hundred thirty-one".