61374552635 has 32 divisors (see below), whose sum is σ = 81377395200. Its totient is φ = 44064021760.

The previous prime is 61374552623. The next prime is 61374552667. The reversal of 61374552635 is 53625547316.

It is not a de Polignac number, because 61374552635 - 2¹⁰ = 61374551611 is a prime.

It is a super-2 number, since 2×61374552635² (a number of 22 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 61374552635.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3157376 + ... + 3176754.

It is an arithmetic number, because the mean of its divisors is an integer number (2543043600).

Almost surely, 2^61374552635 is an apocalyptic number.

61374552635 is a deficient number, since it is larger than the sum of its proper divisors (20002842565).

61374552635 is a wasteful number, since it uses less digits than its factorization.

61374552635 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20131.

The product of its digits is 2268000, while the sum is 47.

The spelling of 61374552635 in words is "sixty-one billion, three hundred seventy-four million, five hundred fifty-two thousand, six hundred thirty-five".