202152551530 has 16 divisors (see below), whose sum is σ = 368258625504. Its totient is φ = 79886791120.

The previous prime is 202152551527. The next prime is 202152551561. The reversal of 202152551530 is 35155251202.

It is a junction number, because it is equal to n+sod(n) for n = 202152551492 and 202152551501.

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, 121777816 + ... + 121779475.

It is an arithmetic number, because the mean of its divisors is an integer number (23016164094).

Almost surely, 2^202152551530 is an apocalyptic number.

202152551530 is a deficient number, since it is larger than the sum of its proper divisors (166106073974).

202152551530 is a wasteful number, since it uses less digits than its factorization.

202152551530 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 243557381.

The product of its (nonzero) digits is 15000, while the sum is 31.

The spelling of 202152551530 in words is "two hundred two billion, one hundred fifty-two million, five hundred fifty-one thousand, five hundred thirty".