61623626255042 has 8 divisors (see below), whose sum is σ = 93549119375376. Its totient is φ = 30440586463252.

The previous prime is 61623626255029. The next prime is 61623626255047. The reversal of 61623626255042 is 24055262632616.

It is a happy number.

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

It is a super-2 number, since 2×61623626255042² (a number of 28 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (61623626255047) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 185613331928 + ... + 185613332259.

It is an arithmetic number, because the mean of its divisors is an integer number (11693639921922).

Almost surely, 2^{61623626255042} is an apocalyptic number.

61623626255042 is a deficient number, since it is larger than the sum of its proper divisors (31925493120334).

61623626255042 is a wasteful number, since it uses less digits than its factorization.

61623626255042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 371226664272.

The product of its (nonzero) digits is 6220800, while the sum is 50.

Adding to 61623626255042 its reverse (24055262632616), we get a palindrome (85678888887658).

The spelling of 61623626255042 in words is "sixty-one trillion, six hundred twenty-three billion, six hundred twenty-six million, two hundred fifty-five thousand, forty-two".