61012892700 has 108 divisors (see below), whose sum is σ = 196410319560. Its totient is φ = 15830363520.

The previous prime is 61012892641. The next prime is 61012892753. The reversal of 61012892700 is 729821016.

61012892700 is a `hidden beast` number, since 6 + 101 + 289 + 270 + 0 = 666.

61012892700 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 882810 + ... + 949409.

It is an arithmetic number, because the mean of its divisors is an integer number (1818614070).

Almost surely, 2^61012892700 is an apocalyptic number.

61012892700 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

61012892700 is an abundant number, since it is smaller than the sum of its proper divisors (135397426860).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

61012892700 is a wasteful number, since it uses less digits than its factorization.

61012892700 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1832276 (or 1832266 counting only the distinct ones).

The product of its (nonzero) digits is 12096, while the sum is 36.

The spelling of 61012892700 in words is "sixty-one billion, twelve million, eight hundred ninety-two thousand, seven hundred".