1538525052290 has 128 divisors (see below), whose sum is σ = 2984297472000. Its totient is φ = 569923070976.

The previous prime is 1538525052257. The next prime is 1538525052299. The reversal of 1538525052290 is 922505258351.

It is not an unprimeable number, because it can be changed into a prime (1538525052299) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 253085471 + ... + 253091549.

It is an arithmetic number, because the mean of its divisors is an integer number (23314824000).

Almost surely, 2^{1538525052290} is an apocalyptic number.

1538525052290 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1538525052290 is a deficient number, since it is larger than the sum of its proper divisors (1445772419710).

1538525052290 is a wasteful number, since it uses less digits than its factorization.

1538525052290 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6484.

The product of its (nonzero) digits is 1080000, while the sum is 47.

The spelling of 1538525052290 in words is "one trillion, five hundred thirty-eight billion, five hundred twenty-five million, fifty-two thousand, two hundred ninety".