61534511120492 has 24 divisors (see below), whose sum is σ = 108160308051600. Its totient is φ = 30631577570496.

The previous prime is 61534511120477. The next prime is 61534511120507. The reversal of 61534511120492 is 29402111543516.

It is an interprime number because it is at equal distance from previous prime (61534511120477) and next prime (61534511120507).

It is a super-2 number, since 2×61534511120492² (a number of 28 digits) contains 22 as substring.

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, 19939358 + ... + 22817690.

It is an arithmetic number, because the mean of its divisors is an integer number (4506679502150).

Almost surely, 2^{61534511120492} is an apocalyptic number.

It is an amenable number.

61534511120492 is a deficient number, since it is larger than the sum of its proper divisors (46625796931108).

61534511120492 is a wasteful number, since it uses less digits than its factorization.

61534511120492 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2901905 (or 2901903 counting only the distinct ones).

The product of its (nonzero) digits is 259200, while the sum is 44.

The spelling of 61534511120492 in words is "sixty-one trillion, five hundred thirty-four billion, five hundred eleven million, one hundred twenty thousand, four hundred ninety-two".