61135655001002 has 4 divisors (see below), whose sum is σ = 91703482501506. Its totient is φ = 30567827500500.

The previous prime is 61135655000989. The next prime is 61135655001017. The reversal of 61135655001002 is 20010055653116.

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

It can be written as a sum of positive squares in only one way, i.e., 58869573367801 + 2266081633201 = 7672651^2 + 1505351^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15283913750249 + ... + 15283913750252.

Almost surely, 2^{61135655001002} is an apocalyptic number.

61135655001002 is a deficient number, since it is larger than the sum of its proper divisors (30567827500504).

61135655001002 is a wasteful number, since it uses less digits than its factorization.

61135655001002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30567827500503.

The product of its (nonzero) digits is 27000, while the sum is 35.

The spelling of 61135655001002 in words is "sixty-one trillion, one hundred thirty-five billion, six hundred fifty-five million, one thousand, two".