61435524275 has 12 divisors (see below), whose sum is σ = 78238971552. Its totient is φ = 47820083040.

The previous prime is 61435524263. The next prime is 61435524281. The reversal of 61435524275 is 57242553416.

It is not a de Polignac number, because 61435524275 - 2¹⁴ = 61435507891 is a prime.

It is a super-2 number, since 2×61435524275² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 33207467 + ... + 33209316.

It is an arithmetic number, because the mean of its divisors is an integer number (6519914296).

Almost surely, 2^61435524275 is an apocalyptic number.

61435524275 is a deficient number, since it is larger than the sum of its proper divisors (16803447277).

61435524275 is a wasteful number, since it uses less digits than its factorization.

61435524275 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66416830 (or 66416825 counting only the distinct ones).

The product of its digits is 1008000, while the sum is 44.

The spelling of 61435524275 in words is "sixty-one billion, four hundred thirty-five million, five hundred twenty-four thousand, two hundred seventy-five".