53661400347026 has 32 divisors (see below), whose sum is σ = 81183703603968. Its totient is φ = 26601400615680.

The previous prime is 53661400347017. The next prime is 53661400347059. The reversal of 53661400347026 is 62074300416635.

It is a super-2 number, since 2×53661400347026² (a number of 28 digits) contains 22 as substring.

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 15 ways as a sum of consecutive naturals, for example, 108217130 + ... + 108711866.

It is an arithmetic number, because the mean of its divisors is an integer number (2536990737624).

Almost surely, 2^{53661400347026} is an apocalyptic number.

53661400347026 is a deficient number, since it is larger than the sum of its proper divisors (27522303256942).

53661400347026 is a wasteful number, since it uses less digits than its factorization.

53661400347026 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 495986.

The product of its (nonzero) digits is 2177280, while the sum is 47.

The spelling of 53661400347026 in words is "fifty-three trillion, six hundred sixty-one billion, four hundred million, three hundred forty-seven thousand, twenty-six".