61507834622 has 8 divisors (see below), whose sum is σ = 99358809816. Its totient is φ = 28388231352.

The previous prime is 61507834541. The next prime is 61507834631. The reversal of 61507834622 is 22643870516.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

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 3 ways as a sum of consecutive naturals, for example, 1182842948 + ... + 1182842999.

It is an arithmetic number, because the mean of its divisors is an integer number (12419851227).

Almost surely, 2^61507834622 is an apocalyptic number.

61507834622 is a deficient number, since it is larger than the sum of its proper divisors (37850975194).

61507834622 is a wasteful number, since it uses less digits than its factorization.

61507834622 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2365685962.

The product of its (nonzero) digits is 483840, while the sum is 44.

The spelling of 61507834622 in words is "sixty-one billion, five hundred seven million, eight hundred thirty-four thousand, six hundred twenty-two".