85453137052 has 24 divisors (see below), whose sum is σ = 152455686656. Its totient is φ = 41900089968.

The previous prime is 85453137019. The next prime is 85453137083. The reversal of 85453137052 is 25073135458.

It is a congruent number.

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, 655158 + ... + 774685.

Almost surely, 2^85453137052 is an apocalyptic number.

It is an amenable number.

85453137052 is a deficient number, since it is larger than the sum of its proper divisors (67002549604).

85453137052 is a wasteful number, since it uses less digits than its factorization.

85453137052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1430137 (or 1430135 counting only the distinct ones).

The product of its (nonzero) digits is 504000, while the sum is 43.

The spelling of 85453137052 in words is "eighty-five billion, four hundred fifty-three million, one hundred thirty-seven thousand, fifty-two".